Stars from sport and showbiz came together for the massive TV event on Saturday night.
Gareth Gates and Will Young thrilled the audience by singing their first duet - a cover of The Beatles' The Long and Winding Road.
And the cast of EastEnders took on the stars of Casualty in a series of sponsored events, from melon tossing to pulling a black cab along Albert Square.
The money raised will go to help children's charities all over the world.
Other highlights of the BBC event were a boxing match between comedian Bob Mortimer and game show host Les Dennis, which Bob won, and a sports play-off between the They Think It's All Over and A Question of Sport teams.
Celebrity hosts included Gary Lineker, Rio Ferdinand, Sven Goran Eriksson, Pele and Muhammad Ali.