Eighteen celebrities have gone head to head, striving to show off their knowledge and secure a place in the grand final. Only four famous faces remain in the competition, ready to quip their way to the illustrious top spot on the series leader board. The highest scorers of the series, Dale Winton, James Corden and Peter Andre, are back and ready to face Chris, but only one of them will be crowned champion. Can Dale beat off James or will Peter prove he's more than just a pretty face?

• James Corden
• Ruth Jones
• Keith Allen