Dmitry Zheleznov's Chapel Choir wowed audiences on Russia’s All Together Now, winning Season 2 with their rich harmonies, youthful energy, and magnetic stage presence.

"No More Tears (Enough Is Enough)" is a 1979 song recorded by American singers Barbra Streisand and Donna Summer. It was written by Paul Jabara and Bruce Roberts, and produced by Giorgio Moroder and Gary Klein.

Sia performed her hit song "Alive" on The Voice in 2015. Since then it has been successfully covered by other artists in competition shows. Click through to watch all 3 below.

By Tina Turner on the show All Together Now: Episode 1 on BBC One.

Final Performance on the show All Together Now by BBC One

I will just say she does amazing. All Together Now on BBC One!