Alexis Bledel: 'Mad Men' Guest Star Surprise!

Alexis Bledel attends the 2012 Lucille Lortel Awards at the NYU Skirball Center on Sunday (May 6) in New York City.

The 30-year-old actress was joined by Hugh Dancy to present the Outstanding Featured Actress award to Tonya Pinkins.

PHOTOS: Check out the latest pics of Alexis Bledel

Alexis surprised Mad Men viewers tonight when she appeared as an unannounced guest star in this week’s episode, “Lady Lazarus”.

Alexis played the wife of the insurance salesman befriended by Pete Campbell (Vincent Kartheiser).

DID YOU CATCH Alexis Bledel’s surprise guest appearance on Mad Men?

10+ pictures inside of Alexis Bledel at the 2012 Lucille Lortel Awards…