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

Watch: Bleachers perform 'Stop Making This Hurt' live for Seth Meyers.

With guest band-members Claud and Blu DeTiger, Jack Antonoff's Bleachers appeared on Late Night with Seth Meyers last night to perform 'Stop Making This Hurt' live for the first time publicly.

Watch the performance below, as well as an interview with Antonoff...