Netflix synopsis of the musical film reads: "A group of down-on-their-luck Broadway stars shake up a small Indiana town as they rally behind a teen who just wants to attend prom with her girlfriend." As with any musical there's plenty of catchy numbers that will still be swirling round your head when you go to sleep and lots of energetic dance routines.But a big question is, are the likes of Meryl, James and Nicole actually singing in the new movie?According to the film's soundtrack, the actors