The first set of nine semi finalists perform live in front of the judges and the audience. After each act has performed the judges give their views on what they have seen and heard. At the end of the show the phone lines are opened for the first public vote of the series. Whilst the public votes Tulisa performs live on stage. After the phone lines are close Ant and Dec reveal that The Mend, Ashley and Pudsey and Only Boys Aloud are in the top three. They then reveal that Ashley and Pudsey have topped the public vote and gained the first place in the final. The judges then are split in their decision on who else should make the final. After it goes back to the public vote Ant and Dec reveal that Only Boys Aloud have gained the second available spot.
Britain's Got Talent is a reality talent show hosted by Ant and Dec. Any sort of entertainment act is able to enter the competition and hopefully impress the judges and make it through to the final stages of the competition.
The series winner's prize is £100,000 and the chance to perform at the Royal Variety Show. The judges on the show are Simon Cowell, Amanda Holden, Alesha Dixon and David Walliams.