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

Watch: Christine And The Queens covering Maroon 5's 'What Lovers Do'.

During a Live Lounge session for BBC Radio 1, Christine And The Queens performed a cover of Maroon 5's single 'What Lovers Do', as well as her own song, 'Girlfriend'.

Watch both performances below...