Colin Thackery has won Britain's Got Talent 2019.
The singing Chelsea Pensioner became emotional after he won the show, beating Magician X into second place and Ben Hart into third place.earned a standing ovation for his moving rendition of Love Changes Everything. As his song came to an end, the crowd chanted his name.
"What a magic moment you have created on this show," Walliams said. "I think tonight you are unbeatable."
It was a jam-packed evening with Magician X revealing himself as last year's semi-finalist Marc Spelmann, escapologist Jonathan Goodwin almost dying after burying himself in gravel and Chelsea Pensioner Colin Thackery bringing the nation to tears once again.
Pc Dave Wardell and his retired police dog Finn opened the Britain's Got Talent final with a magic act that earned them a standing ovation from the judges.
Flakefleet Primary School choir followed with a lively rendition of Take That's Rule The World. Walliams said he hoped the singers would win the show.
"It was joyous, it was magical," he said. Holden said she was moved to tears, while Cowell said they were the most fun act to have made a Britain's Got Talent final.
Magician Ben Hart won over the panel by appearing to shrink a pack of cards over and over again.
Judge Alesha Dixon told him: "I felt hypnotised by your storytelling ... there is just something about you, you have magic eyes."
Young dance duo Libby and Charlie pulled out a dazzling routine despite being a late addition to the final as the judges' wildcard pick.
Magic act 4MG stunned Holden when they appeared to make a black X appear on the palm of her hand despite the fact she had her fist closed. The foursome also seemed to make a drinking glass shatter just from Cowell staring at it.
Mark McMullan impressed with his rendition of the Sara Bareilles track She Used To Be Mine. Dixon told the singer: "The melodies were beautiful and you allowed the song to build.
Escapologist and daredevil Jonathan Goodwin terrified the judges with an idea he said his daughter came up with. He had to escape from a box that was completely filled with gravel.
Comedy singer-songwriter Siobhan Phillips entertained the audience with a song that touched on mothers and weight.
Walliams said: "You are in the tradition of all those great northern comedians I absolutely love - Les Dawson, Victoria Wood, Peter Kay.
"You are hilariously funny but more importantly in a way, you have got this tremendous warmth, and I think that is why the public are going to pick up the phone for you tonight."