
Katharine McPhee has married music producer David Foster.

The couple exchanged their vows at the church of St. Yeghiche in Kensington, London, on Friday in front of around 100 guests, with the actress wearing a dress by famed designer Zac Posen, reports E! News.

Earlier today, Katharine, 35, confirmed on Instagram that she would be tying the knot with David, 69, as she paid tribute to her husband-to-be with a sweet throwback video.

They're married! Katharine McPhee has married music producer David Foster in an intimate London church ceremony (pictured during a pre-wedding celebration on Thursday)

In the post, Katharine shared a clip of her cover of the Wizard of Oz classic Somewhere Over The Rainbow, as she told fans it was released 13 years to the day before her wedding in 2006.

The caption read: 'Exactly 13 years ago today my very first single, Somewhere Over The Rainbow, was released right after Idol.

'Today... I’m marrying the man who produced it. Life is full of beautiful coincidences, isn’t it? Thank you for taking me over the rainbow, David. ❤️'

Hours before the ceremony, the St. Yeghiche Armenian Apostolic Church was decorated with flowers. The venue was originally built in 1867 as St. Peter's Anglican Church, and is now the parish church for the Kensington.

I do! Katharine and David exchanged their vows today in front of around 100 guests, with the actress wearing a dress by famed designer Zac Posen, reports E! News (pictured above on Thursday)

Playful: Katharine soaked up the London sights with her nearest and dearest a day before the ceremony (pictured on Thursday)

Fun night: David's daughter Erin, 36, was in attendance for the ceremony (pictured above today)

Lovely: The news comes after Katharine took to Instagram to confirm she would be tying the knot with David on Friday with a sweet throwback tribute post of her singing the song her produced in 2006

Glowing: Katharine pictured wearing a veil, sash, and bride tiara as she kicked off last of her single days at her bachelorette party before her wedding on May 4 2019

Waiting: Guests waited for Katharine and David to arrive for the ceremony (left posted by Carole B Sager) as well as David's second daughter Amy (centre) and Zac Posen, who designed the star's wedding dress (right on his way to the wedding)

Katharine's post came after she took to Instagram Stories to share a video of her performance during a family dinner on Wednesday.

The actress shared that 'things took an interesting turn when the waitress burst into song,' over a clip of two of the staff serenading David.

'Then I took it to the next level and started to really scare my new family,' Katharine wrote on a video of her singing and dancing with the staff.

Glamorous: Katharine pictured at a wedding dress fitting in January 2019

Exciting: The revelation comes just hours after Katharine donned a chic all-white ensemble to enjoy a sightseeing bus trip around the capital with her friends and family (pictured above on Thursday)

Suave: David sat front row on the bus as he enjoyed the family ride with his bride-to-be (above on Thursday)

Loving it: The actress was beaming with delight as she larked about with pals in the blazing sunshine (pictured above on Thursday)

Pretty: Katharine wore a bridal-esque white crochet shirt dress as she enjoyed the outing the day before her wedding (above on Thursday)

DailyMail.com had learned that the couple's nuptials were expected to take place in London this weekend and would be a small intimate celebration.

'It won’t be a big showbiz wedding like his previous nuptials. This one is more focused on their respective families and very close friends,' said an insider.

David's daughters Sara and Erin Foster - whom he had with Rebecca Dyer - were also in London for the big day as they were spotted leaving the Dorchester Hotel earlier this week and took to social media to shares snaps of the wedding on Friday.

The happy couple picked up their 90-day marriage license in Beverly Hills in mid May, hinting that the nuptials were on the horizon.

Smart: David cut a casual figure in a blue checked blazer and white jeans as he stepped out the day before the ceremony (pictured above on Thursday)

Energetic: The star sipped champagne as she sat on the top deck of the bus during the fun-filled tour of the capital (above on Thursday)

On their way: Many of the guests were seen leaving their hotel in London for the bus tour around the capital

Katharine has been enjoying a string of festivities ahead of her wedding to David, including a romantic getaway to Mykonos.

And on the day before she was set to the tie the knot, the star joined her family and friends on a sightseeing bus trip around the capital.

The actress wore a stunning full-length lace shirt dress as she and her husband-to-be were joined by her mother Peisha and sister Adriana as they enjoyed the sights of the city from an open top bus.

The group, which included American Idol vocal coach Michael Orland, then headed to a bar to continue the celebrations.

Happy: David's third daughter Sara was also aboard the bus with her tennis player husband Tommy Haas on Thursday (left) as well as tennis star Roger Federer's wife Mirka (right)

Fun: The group seemed to be having a whale of a time as they rode the buses around the capital for the celebration (pictured pre-wedding on Thursday)

Glamorous: Later the guests were also seen dressed up for a pre-wedding dinner, the day before Katharine and David exchanged their vows

This is Katharine's second marriage and in 2008 she wedded Nick Cokas, they quietly separated in May 2013 and five months later, she was pictured kissing married director Michael Morris.

She filed for divorce in May 2014, with her spokesperson confirming the couple had quietly separated a year previously after four years of marriage. Katharine then dated her Scorpion co-star Elyes Gabel, 36, for two years.

She and David were first linked in May 2017, and confirmed their engagement in June 2018 after the producer popped the question on the Italian island of Capri.

Close: Katharine and David were first linked in May 2017, and confirmed their engagement in June 2018 after the producer popped the question on the Italian island of Capri (pictured left January 2019 and right August 2018)

David has been married four times and has five daughters and seven grandchildren.

He was first married in 1972 to singer B.J Cook and the couple had one daughter, Amy, before divorcing after just under 10 years of marriage.

David married his second wife Rebecca Dyer in 1982 and they had three daughters, Sara, Erin and Jordan. They ended their marriage after four years in 1986.

Moving onto his third marriage, the record mogul wed actress Linda Thompson in 1991 and they collaborated on songs together throughout their marriage - but ended things in 2005.

In a great mood: The star also documented her bachelorette getaway in Mykonos on social media, (left on June 21 and right on June 24)

During this marriage, David was step-father to Linda's sons with Caitlyn Jenner, Brody and Brandon, who grew up living in his home in Malibu.

Upon David's fourth marriage, he wed Dutch model Yolanda Hadid - mother to stunning supermodel sisters Gigi and Bella Hadid.

After a nine year relationship and four years of marriage, David and the Real Housewives of Beverley Hills star called it quits in 2015, officially divorcing in 2017.