After the defeat Hillary superfan Katy Perry said on Twitter 'we are not a nation that will let HATE lead us'

'Sometimes you just have to agree to disagree and grab some p***y', she tweeted before it was swiftly deleted

Demi Lovato was forced to apologize for making an insensitive election joke at Trump's expense

Scores of celebrities who support Hillary Clinton took to Twitter to express their dismay at the result

She was seen clinging to a sanitation truck with a sign 'Love Trumps Hate'

There was misery for Hillary Clinton's band of Hollywood megafans as Donald Trump emerged victorious as American President.

Lady Gaga staged a protest against Trump outside Trump Tower, clinging to a sanitation truck with a sign 'Love Trumps Hate'.

She was then pictured looking emotional in a luxury black Rolls-Royce Phantom being driven away clasping her hands together. At midnight, she had taken to Twitter and wrote: 'Say a prayer America.'

Just hours before Trump cinched his victory, Demi Lovato was forced to apologize for making an insensitive election joke.

The singer, a vocal Clinton supporter, tweeted yesterday: 'Sometimes you just have to agree to disagree and grab some p***y', referring to Donald Trump's notorious lewd comments in leaked Access Hollywood tapes.

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Lady Gaga waves a poster saying 'Love Trumps Hate' in protest as she clings onto a New York City sanitation truck in the early hours of Wednesday

Gaga later posted the photo of her outside Trump Tower on Instagram

Lady Gaga was pictured looking depondent in a black Rolls-Royce Phantom after staging a protest with a sanitation truck outside Trump tower

Lovato swiftly deleted the tweet after facing backlash from her fans and by 5pm yesterday, she issued an apology saying she was just trying to make 'light of the election.'

'I apologize for the joke I made earlier.. seemed to offend some people,' added the singer, who has previously urged fans to vote in the election tweeting that she was #WithHer.

Other famous Clinton supporters took to social media to express their dismay. Eva Longoria captioned an unhappy selfie on Snapchat 'What is happening?????!!!!!'.

And Lindsay Lohan went as far as calling for a recount of votes.

Just hours before Trump cinched his victory, Demi Lovato (pictured) was forced to apologize for making an insensitive election joke

The singer, a vocal Clinton supporter, tweeted yesterday: 'Sometimes you just have to agree to disagree and grab some p***y', referring to Donald Trump's notorious lewd comments in leaked Access Hollywood tapes

Lovato swiftly deleted the tweet after facing backlash from her fans and by 5pm yesterday, she issued an apology saying she was just trying to make 'light of the election'

Many of of Hillary's supporters including Lena Dunham, Miley Cyrus and Amy Schumer, said they will leave the United States if Trump was elected.

Canada took to Twitter to welcome them, writing that immigrants are 'encouraged to bring their cultural traditions with them and share them with their fellow citizens.'

And the country's immigration website kept crashing as a Trump victory looked imminent and thousands went online seeking a way out of the country.

And as Trump triumphed, scores of celebrities took to social media to express their disappointment and despair.

Scores of celebrities took to social media to express their disappointment and despair

Lindsay Lohan, who famously tweeted throughout the EU referendum, has told her Twitter fans to retweet if they want a recount of votes in the US election

Lohan later posted on Instagram urging people to not worry about what happened on Tuesday

Rosie O'Donnell, one of Trump's most vocal opponents, reached out to God on Twitter after the election results

'What is happening?????!!!!!' Eva Longoria captioned this unhappy selfie on Snapchat

Katy Perry speaks at Clinton's election night party at the Jacob K. Javits Convention Center

Among them, Katy Perry, who has 94million followers, wrote on Twitter in the early hours: 'Do not sit still. Do not weep. MOVE. We are not a nation that will let HATE lead us.'

She added: 'WE WILL NEVER BE SILENCED. #LOVETRUMPSHATE.'

Perry had earlier revealed her parents voted for Trump, while her Hollywood pals began to panic on Twitter when the election results weren't going the Democratic nominee's way.

The Rolling Stones previously told Trump to stop playing their songs during his presidential campaign.

In the early hours, Perry tweeted to her 94million followers: 'Do not sit still. Do not weep'

'She would have protected you': Amy Schumer expressed her anger at what she labeled weak Trump voters

'The worst thing is to lose hope': Jennifer Lopez shared a touching message

Seeing the funny side: Rumer Willis tried to lighten the mood

Somber: Justin Theroux expressed his thoughts on the result with a 9.11 style memorial

'Worst day': Rapper Snoop Dogg had a similar sentiment to Theroux

Miley Cyrus was tearful but asked for unity and implored the new president to accept that global warming is real

Nothing to say: Jessica Alba's Instagram went dark on hearing the news

'Hold on to each other': Reality star Kris Jenner had a message of equality and respect for her followers

'How could this have happened': Hilaria Baldwin wrote an impassioned message about how scared she was for her children

'We are with you': Actress Amber Tamblyn showed her support for Hillary in the aftermath of the shocking result

'The Rolling Stones have never given permission to the Trump campaign to use their songs and have requested that they cease all use immediately,' they said in a statement in May.

But that didn't stop the Republican playing 'You Can't Always Get What You Want' after his victory speech on Wednesday.

Mick Jagger reacted on Twitter, joking: 'Just was watching the news... maybe they'll ask me to sing 'You Can't Always Get What You Want' at the inauguration, ha!'

Kylie Jenner shared this image which she didn't caption

'I'm confused': Paris Jackson said she felt speechless and scared

Ricky Gervais joked that Canada has started building a wall to keep Americans out after news emerged that the Canadian immigration website had crashed following Trump's election

One word: Simply put, Olivia Wilde was devastated

The Daily Show host Trevor Noah joked: 'Chris Christie is the guy who invested in Apple stock when it was still 5 dollars. I'm stunned.'

And Leah Dunham posted a video on Instagram at around 11pm, in which she and Lady Gaga told their followers: 'We still believe.'

And in an interview with DailyMail.com, singer Cher said: 'I feel like there's a death in my family.'

Drew Barrymore saw the situation as an opportunity to move forward

Shame: Rose McGowan was defiant in her message alongside a picture of the Statue of Liberty with head in hands

Pop star Lilly Allen weighed into election result saying 'tomorrow we take our world back'

Allen joked that perhaps it is time to learn Russian after Trump was elected president

Mad Men star January Jones posted this picture of her character on Instagram with the caption: 'How do we explain this to our children? #atleastpotisnowlegaleverywhere #gonnaneedit'

Celebrities took to Twitter to share their dismay as a Donald Trump victory looked imminent

Frozen star Kristen Bell, who has previously clashed with Trump on Twitter, posted this photo of Martin Luther King, Jr. with a message to 'never forget' what happened in Nazi Germany

She added: 'I saw this happen with Brexit. I was in London watching Brexit, and I saw it happen. And I kept trying to tell people, this is like Brexit. Trump is Brexit. And it's just the strangest thing.

'I've been alive for 12, 11 presidents, and I've never seen anything like him, and I understand why the world is terrified that he's now going to be the President of the United States.'

'I'm freaking out too but, together, we are gonna be OK, we got each other, animals, don't lose your s***. Worst case, let's all move to New Zealand,' wrote Kesha alongside a selfie on Instagram.

'This is an embarrassing night for America. We've let a hatemonger lead our great nation. We've let a bully set our course. I'm devastated,' wrote Captain America star Chris Evans.

The Big Bang Theory actor Kunal Nayyar added: 'Never in 15 years of living In this country have I ever felt afraid to look like I do. #immigrant.'

'i'm freaking out too but, together, we are gonna be OK, we got each other, animals, don't lose your s***. Worst case, let's all move to New Zealand,' wrote Kesha on Instagram

Kesha followed up by sharing a message from actor Conrad Ricamora who stars on How To Get Away With Murder

Shocked and shaken: Jessica Chastain wrote of how she worries about her daughter's future while sharing a snap of the tot sleeping

'Well this is utterly terrifying,' said Ariana Grande, adding: 'I am in tears.'

'It shouldn't be this close,' said Khloe Kardashian.

'Where is #OliviaPope when you need her,' joked Demi Lovato, referring to the White House fixer played by Kerry Washington on ABC drama Scandal.

'The positive element from all this is that we can no longer pretend that we are free of racism & sexism. The question is, what do we do now?' wrote Jessica Chastain.

Mandy Moore wrote: 'I am just absolutely beside myself right now. I can't believe the way this thing has turned. Trying to remain hopeful but geeez louise.'

'What I've learned so far tonight: America is WAAAAAAAAY more sexist than it is racist. And it's pretty f****** racist. #ElectionNight,' wrote Patton Oswalt.

Celebrities including Trevor Noah and Chrissy Teigen took to Twitter to share their reactions

Knocked Up producer Judd Apatow said philosopher Noam Chomsky predicted the result

Scandal creator Shonda Rhimes exclaimed: 'Really, people? ANYONE can be President? ANYONE? ANY-ONE?

'No but seriously: THIS many of you don't mind the body-part grabbing xenophobic man who says 'there's my black over there?''

Rashida Jones said: 'I just want to remind everyone that we are looking at a very close race with a presidential candidate who was endorsed by the KKK.'

John Cho added: 'Entering a depression I've not known before. It is deep and wide and scary.'

'Someone give me hope,' added Sarah Silverman.

Jeremy Bronson wrote: 'So how does this work? If we flee the country, do we use our current passports or do we wait for Russia to issue us new ones?'

Perry addressed the audience at Clinton's election night party at the Jacob K. Javits Convention Center in New York City pleading for last-minute voters to vote Clinton

Lady Gaga shared a picture giving the thumbs up alongside Lena Dunham on Twitter

Later on in the evening, the singer was pictured alongside Billie Jean King looking less enthusiastic

Mandy Moore and Jessica Chastain were among celebrities expressing their dismay on Twitter

'We are staring into the face of our darkest self America. Why does it have to have a dyed combover??' joked Connie Britton.

Earlier in the evening, Perry addressed the audience at Clinton's election night party at the Jacob K. Javits Convention Center in New York City.

She pleaded with voters in states that had not closed off their ballot boxes to rush out and vote for Clinton as the results went south for the White House hopeful.

'First and foremost if, you are in a state, and you're watching this and your polls are still open, you must vote for Hillary Clinton tonight!' she begged.

Perry said that her Republican parents voted for Trump.

Her parents Keith Hudson and Mary Perry are born again Christians and the singer has previously spoken of her strict upbringing.

'But you know what, we will still all be sitting at the same table for Thanksgiving,' she added.

'And this is the moment we need to remember that we all love our parents, and we all love our children.

Hollywood began to panic on Twitter that the election results weren't going the Democratic nominee's way

The Rolling Stones previously told Trump to stop playing their songs during his campaign. But that didn't stop him playing 'You Can't Always Get What You Want' after his victory speech. Now Mick Jagger has made him an offer...

Nigella Lawson said that the results of the US election came down to 'racism' and that 'confederate flags will be flying'

Lord Sugar commented on his The Apprentice counterpart's victory, saying 'the markets are stable'

Canada took to Twitter to welcome immigrants, saying they are 'encouraged to bring their cultural traditions with them and share them with their fellow citizens'

Miley Cyrus broke down in tears in a video posted on Twitter as she talked about the election results

'And I can rest easy knowing that both of my young nieces at home will never see themselves less than equal - anything other than equal.'

The pop star has performed for Clinton at several rallies in the past year, including one on Saturday night in Philadelphia.

But she did not soothe nervous Clinton supporters gathered outside the Javits Convention Center in New York City tonight with a song.

Instead, she read aloud from a piece paper she brought with her to the stage.

A victory for Clinton tonight 'will be proof that America is great,' Perry proclaimed.

CELEBRITIES WHO PLEDGED TO LEAVE IF TRUMP WON LENA DUNHAM The Girls star said she'd move to Canada if Trump won the presidency. 'I love Canada. I think that it's a great place, and there's an area in Vancouver that I find beautiful and appealing, and I can conduct business from there,' she said. BARBRA STREISAND Streisand suggested she would move to Australia or Canada if Trump emerged the victor on Election Day. 'I can't believe it. I'm either coming to your country if you'll let me in, or Canada,' the singer told 60 Minutes in August. AMY SCHUMER Comedian and actress Amy Schumer said she would head for Spain if Trump won. 'My act will change because I will need to learn to speak Spanish because I will move to Spain or somewhere,' she told BBC's Newsnight. 'It's beyond my comprehension if Trump won. It's just too crazy.' SAMUEL L. JACKSON 'If that motherf***** becomes president, I'm moving my black a** to South Africa,' the actor said on Jimmy Kimmel. CHELSEA HANDLER The talk show host revealed she had already bought a house in another county just in case Trump won. 'I did buy a house in another country just in case,' Handler said in an interview on ABC's Live with Kelly and Michael in May. 'So all these people that threaten to leave the country and then don't - I actually will leave that country.' BRYAN CRANSTON The Breaking Bad actor said he would 'definitely' move if Trump won, suggesting a permanent vacation to Vancouver. 'I would definitely move. It's not real to me that that would happen. I hope to God it won't,' Cranston said in October. JON STEWART Stewart told People magazine that he would think about 'getting in a rocket and going to another planet because clearly this planet's gone bonkers.' CHER Singer Cher has a similar idea. 'IF HE WERE TO BE ELECTED, I'M MOVING TO JUPITER,' she said on Twitter last year. REV AL SHARPTON The civil rights activist told the audience at a Center for American Progress event in February that he would be looking for flights if Trump won. 'I'm also reserving my ticket to get out of here if he wins. Only because he'd probably have me deported anyhow,' Sharpton said. MILEY CYRUS The singer called Trump a 'f****** nightmare' and pledge to leave the US if he won in a couple of Instagram posts. Advertisement

Katy Perry cheerfully Snapchatted from inside an elevator earlier on Tuesday evening

BBC presenter Anita Rani (left) posted a picture on Instagram suggesting someone should start a campaign for Michelle Obama to become president in 2020. And British presenter Chloe Madeley (right) mocked Trump

Irish television presenter Amanda Byram posted a map of Ireland saying 'Trump to the left of me, Brexit to the right. Here I am, stuck in the middle with you'.