Captain Johnny Vegas and team mates Josh Widdicombe and Mick Miller take on Phill Jupitus, who is joined by Roisin Conaty and Barry Cryer.
In episode four, captain Andy Parsons, Jon Richardson and The Chuckle Brothers take on Omid Djalili who is joined by Daniel Sloss and Joe Pasquale.
David Tennant hosts the first of the semi-finals with Alan Carr, Sara Pascoe and Clive Anderson who take on the might of Johnny Vegas, Josh Widdicombe and Mick Miller.
Jason Manford, Paul Chowdhry and Nicholas Parsons face off against Omid Djalili, Daniel Sloss and Joe Pasquale to find out who will compete in the final and for the chance to be crowned winner of the Comedy World Cup 2012.
David Tennant plays host to the grand final as Jason Manford, Paul Chowdhry and Nicholas Parsons take on the comedy might of team Johnny Vegas with Josh Widdicombe and Mick Miller.