coup de main - noun
kü-də-ˈmaⁿ
Definition of coup de main : an attack that achieves complete surprise.

Watch: Fall Out Boy performing 'Hold Me Tight Or Don't' live on The Late Show.

Fall Out Boy have a new album out, 'Mania', and they appeared on The Late Show with Stephen Colbert last week to perform 'Hold Me Tight Or Don't'.

Watch the performance below...