• KEIRA & ADAM photo | Adam Levine, Keira Knightley

Credit: Evan Agostini/Invision/AP

Published: Monday September 16, 2013 23:05 PM EDT

2013

KEIRA & ADAM

We'll clap along to this duet! Knightley and Levine hit all the right notes at Saturday's premiere of their film, Can a Song Save Your Life?