Best Hair & Beauty at the Elizabeth and James Handbag Launch Party

(Photos by Getty)

The Olsen twins are on quite the party kick this week. Just after celebrating their 27th birthdays (!!!) on the 13th, last night, the famous mystery-solving clothes-designing sisterly duo teamed up with InStyle to throw a bash in honor of their fall 2013 Elizabeth and James handbag collection.

Armed with celebrity hair wizard Mark Townsend at their side, check out the beachy hair vibe the twins gave off yesterday—plus, the must-copy hair and makeup looks sported by their stylish party-mates. Tell us, which style will you be rocking at your next soiree? (You do go to soirees, like, all the time, no?)

Ashley and Mary-Kate: Beachy, tousled waves and fresh faces

Brittany Snow: A sleek bob and fanned lashes

Ahna O'Reilly: A polished fishtail, rouged cheeks, and perfect red lip

Louise Roe: Bold brows, a natural finish, and sexy Cali-style waves

Aimee Teegarden: A lovely braided updo, winged lashes, and light pink lipstick

Analeigh Tipton: A wispy, swept-back hairstyle, pop of blush, and lip gloss

Hannah Simone: Long, tumbling curls, a coral-y pink lip, and bright pink nails:

Ashley Madekwe: Loose curls, petal pink lipstick, and gorgeous greige nails

Poll: Who had the best hair and beauty look at the Instyle/Elizabeth and James Party?
Click to vote:
  • Ashley Olsen
  • Mary-Kate Olsen
  • Brittany Snow
  • Ahna O'Reilly
  • Louise Roe
  • Aimee Teegarden
  • Analeigh Tipton
  • Hannah Simone
  • Ashley Madekwe