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

Watch: Taylor Swift and Little Mix perform 'Black Magic' together live.

August 17, 2015 | by Shahlin Graves

Taylor Swift
Little Mix

UK girl-group Little Mix joined Taylor Swift as the special-guests during tonight’s 1989 World Tour show in Santa Clara, performing a joint rendition of 'Black Magic' together live.

GIRLS SUPPORTING GIRLS! YESSSS.

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