We all work hard, but when it's time to go out, the last thing we want to do is rethink our whole makeup look.

Here's my secret for a super-fast day-to-night look that we see so often on Nicole Richie and Gossip Girl's Leighton Meester. (Watch the clip above.)

GET THE COMPLETE LOOK
Urban Decay 24/7 Glide On Eye Pencil in Underground, $17

NARS Soft Touch Shadow Pencil in Aigle Noir, $24

Bourjois Coup de Theatre 2 in 1 Mascara, $18,