Britain's Got Talent: Season 15, Episode 12

15 - 12: Live Semi-Final 4

The live semi-finals will welcome back the acts who impressed the judges as well as our golden buzzer performers, singer Loren Allred; comedian Axel Blake; dancers Born to Perform; magician Keiichi Iwasaki and singer/songwriter and musician Flintz & T4ylor.

Ant and Dec will host the semi-finals while Simon Cowell, Amanda Holden, Alesha Dixon and David Walliams return to the judges' desk. Eight contestants will perform in each live semi-final. The first finalist is chosen via public vote and the second finalist will be chosen by the judges.