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

Watch: St. Vincent x Tiny Desk Concert.

St Vincent recently performed a solo Tiny Desk Concert for NPR Music, which included acoustic renditions of 'New York', 'Los Ageless' and 'Slow Disco' from her 'MASSEDUCTION' album.

Watch the performance below...