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

Watch: Billie Eilish perform 'COPYCAT' acoustic.

Billie Eilish has released an acoustic performance of her ‘don’t smile at me’ EP track ‘COPYCAT’ for a Mahogany live session, featuring her and her brother Finneas performing the track in an abandoned warehouse set-up.

Watch the performance below…

P.S. Read our latest interview with Billie here.