Knockout rounds four

• Reality

Episode overview

Actors Chris Walker and Lisa Faulkner, comedian Mark Little, Radio DJ Mark 'Chappers' Chapman and model Danielle Lloyd battle it out in the kitchen as they try and impress judges John Torode and Gregg Wallace. Only two of the celebrities can go through to the quarter finals: who can stand the heat of the professional kitchen, and whose Hollandaise sauce will end in disaster?

30 minutes