Gary Lineker launches Sport Relief

Match of the Day presenter Gary Lineker and Sport Relief chief executive Kevin Cahill join Bill Turnbull and Sian Williams on the Breakfast sofa to talk about Sport Relief 2012, which returns on Friday 23 March.

The joint initiative between Comic Relief and the BBC started back in 2002 and has so far raised over £127m for good causes in the UK and across the world's poorest countries.

A host of famous faces from the world of sport and entertainment will be taking part in Sport Relief Mile events across the length and breadth of the country on Sunday 25 March.