When it was over, Trump declared that 'Mike Pence won big'

Trump responded that Conway was in the audience and 'better luck next time'

Kelly said on air that Trump was surrounded by his team and that campaign manager Kellyanne Conway has 'got the thumbs'

As soon as the contest began, Trump fired off a tweet at Fox News host Megyn Kelly

Republican Presidential candidate Donald Trump live-tweeted the only vice presidential debate while his running mate fended off attacks on stage – and the GOP's first salvo was against Fox News host Megyn Kelly.

Trump had forecast Tuesday afternoon that he would be live-tweeting the event. Kelly mused on air that Trump would be 'surrounded by his team! Kellyanne's got the thumbs. Only when they're released will he [tweet].'

She was suggesting that Trump's campaign manager Kellyanne Conway would be calling the shots.

Trump immediately shot back at his former nemesis, who confronted him with a question about some of his comments about women in the first GOP primary debate.

While vice presidential candidates Tim Kaine and Mike Pence tangled in Virginia, Donald Trump live-tweeted the debate with his own comments and musings

He tweeted at Kelly: 'I am in Nevada. Sorry to inform you Kellyanne is in the audience. Better luck next time.'

As the vice presidential contest between Mike Pence and Tim Kaine began, Trump sent a rare compliment his opponents' way. Both are looking good! Now we begin!' he wrote.

Then he started hailing his running mate and trashing Kaine.

Pence 'is doing a great job - so far, no contest!' Trump wrote.

Donald Trump kicked off his live-tweeting of the event with a swipe at Fox News host Megyn Kelly

JOKER: Republican Donald Trump kept busy during the vice presidential debates, retweeting a user who said Tim Kaine looked like an 'evil crook'

LIKEABLE ENOUGH: Trump retweeted someone who found his running mate more likeable

'No contest!'

Trump retweeted @elisa006, who said Kaine 'looks like a fool!'

Trump hailed Pence's salute to law enforcement

Trump wrote that Hillary Clinton 'sneers' at Americans

Trump declared his running mate the winner

Trump has feuded with Fox News host Megyn Kelly since the first GOP debate in August 2015

Kelly spoke on air about Trump's aides writing his tweets – but Trump shot back that campaign manager Kellyanne Conway was in the crowd at the vice presidential debate

Trump retweeted a Twitter follower, @elisa006, who wrote ' I agree. Kaine looks like a fool!!'

He retweeted another Twitter user, @bigdog_joey, who tweeted, 'kaine can't defend all those lies.'

Trump retweeted another user who wrote, 'Kaine looks like an evil crook out of the Batman movies.'

Pence struggled at times to fend off frequent interruptions by Kaine who asked him repeatedly to defend Trump's comments.

When Pence got in a point, that police officers are 'the best of us,' Trump tweeted: 'I agree Mike - thank you to all of our law enforcement officers!'

When it was all over, Trump tweeted: 'Mike Pence won big. We should all be proud of Mike!'

Kaine opened up tonight's presidential debate by talking about how much he trusted his running mate, Hillary Clinton

'The thought of Donald Trump as commander-in-chief scares us to death,' Kaine (pictured) said, as he noted Hillary Clinton's history-making presidential run on several occasions