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

Watch: St. Vincent + Beck + Taylor Swift!

St. Vincent and Beck joined Taylor Swift as special-guests on the 1989 World Tour this week, during T-Swift’s record-breaking five night run at the Staples Centre in Los Angeles.

ANNIE SHREDS!

Watch videos of the performance below...