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

Watch Haim's pre-Grammys performance for Pandora.

As part of this year's Grammy Awards celebrations, Haim performed some songs live as part of an event for Pandora - including renditions of 'Summer Girl', 'Gasoline', 'I've Been Down', and 'Man From The Magazine'.

Watch the performance below, as well as an interview...