Britain's Got Talent

Semi-Final 4 (3x11)

Air date: May 28, 2009

The fourth set of semi-finalists perform live in front of the judges and viewing audience. The judges give their verdict on each act after they have performed. At the end of the show, Ant and Dec announce who has the most amount of public votes and has made it through. The judges then decide which of the two acts with the next most amount of votes to put through.