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

For 24 hours only, Lorde will sign all lithograph orders.

June 22, 2017 | by Shahlin Graves

Lorde

To celebrate the release of her new album 'Melodrama', Lorde has made available to fans for the next 24 hours a pre-order for a 12"x12" autographed lithograph (which also includes a free digital album if you live in the U.S.).

for 24 hrs only, gorgeous album art lithographs are in the store for $20. i'm signing every one to say thankyou for a magical release week
— Lorde (@lorde) June 21, 2017