This series has seen high scores from a number of contestants including Chris Tarrant, Vernon Kay, Dermot O'Leary and America Ferrera, but which two famous brains have topped the celebrity scoreboard to go head-to-head with Paddy McGuinness and Chris to determine the champion of champions? The show's regulars are back for one last time - Stephen Fry describes works of high culture in a language that 'celebrities might understand... street talk' and David Hasselhoff invites the guests to answer questions about the weird and wonderful place that is 'Hoff's World'. Who will be crowned champion of champions?