Boyband of the Apocalypse

Sam reluctantly attends a boy band concert only to find himself locked in a cupboard. There he overhears the band's plot to destroy the world before disintegrating their own lead singer! Now Sam must take part in a contest to join Apocalips if he's to save the world from Armageddon. But first, with help from best friend Milo and sister Lexi, he'll have to overcome his complete inability to sing or...