Overview: The Geordie duo go undercover to give antiques expert David Dickinson the surprise of his life, voyage into the unknown in another round of Ant v Dec and give one lucky member of the studio audience the chance to win the contents of a commercial break. Keith Lemon brings mayhem to the studio as the celebrity guest announcer, the Supercomputer dishes out prizes in Norwich and McBusted perform with some special guests in the End Of The Show Show