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

Watch: Lorde performs 'California' on The Late Late Show.

With the second night of The Lorde Lorde Show under her belt, Lorde performed 'California' from her 'Solar Power' album, and discussed cleansing herself of social media with James Corden.

Watch the performance and interview below...