In honour of Walliams, the gang welcomes the return of Britain's Got Sporting Talent and the Blue team led by Freddie predict David's judging decisions as former heptathlete Denise Lewis showcases her tap dancing moves, ex-Liverpool defender and TV pundit Mark Lawrenson tries stand-up and Flintoff gives a show-stopping Elvis impersonation.

Following two more riotous challenges, the show culminates in a heroic assault course featuring a terrifying leap from the highest-ever starting point in the history of ALOTO. As they face increasingly punishing obstacles, will things prove too much for team captains Freddie and Jamie?