Yay! Hilary Duff is joining the hottest cast on the CW, Gossip Girl.

The 21-year old will be playing Olivia Burke, a movie star who enrolls at NYU in search of a traditional college experience. She ends up rooming with Vanessa and becoming the new love interest of Dan’s.

This should be good.

Hilary is scheduled to debut in this season’s fourth episode, slated to air on Monday, October 5th.