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

Watch Arctic Monkeys perform 'The Ultracheese' live for the first time.

Arctic Monkeys performed 'The Ultracheese' (from their new album, 'Tranquility Base Hotel & Casino') live for the very first time ever tonight in Nashville, while on their current tour of North America.

Watch fan-filmed footage of the performance below...