What song co-written by Sia was performed by Tokio Myers on Britain's Got Talent in semi-final 3?
Tokio Myers Torville Jones, better known by his stage name Tokio Myers, is a pianist and music producer born in London. He won reality show "Britain's Got Talent" in 2017 playing Debussy's "Clair de lune", which turned into Ed Sheeran's song "Bloodstream"; Rihanna's "Diamonds" in semi-final 3; and in the final Hans Zimmer's Interstellar Theme soundtrack and Rag'n'Bone Man’s hit "Human".
Leona Lewis Leona Louise Lewis (born 3 April 1985) is a British singer, songwriter and animal welfare campaigner. She was born and raised in the London Borough of Islington, London, where she attended the BRIT School for Performing Arts and Technology. Lewis achieved national recognition when she won the third series of "The X Factor" in 2006, winning a £1 million recording contract with Simon Cowell's record label, Syco Music. Her winner's single, a cover of Kelly Clarkson's "A Moment Like This", peaked at number one for four weeks on the UK Singles Chart and it broke a world record for having 50,000 digital downloads within 30 minutes. In February 2007, Lewis signed a five-album contract in the United States with Clive Davis's record label, J Records.