EMERGENCY! My song has died!

I asked some of my favourite award-winning collaborators how to revive a session on its last legs.

Certified CPR administrators: Steve Robson (P!nk, Take That, Rascal Flatts); Maegan Cottone (Britney Spears, Little Mix); Sarah Blanchard (Tiesto, Rudimental); Bryn Christopher (Sigala, Felix Jaehn); Punctual (Bebe Rexha, Rudimental, Joel Corry)