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

The Killers - 'Runaways' live on Letterman.

The Killers appeared on 'The Late Show with David Letterman' earlier this week to perform their single 'Runaways' - in support of the band's new album, 'Battle Born'.

Watch the performance below...