Hilary Duff (Lizzie Maguire, A Cinderella Story) is joining the cast of Gossip Girl for several episodes on its 3rd season.

The former Disney princess will play Olivia Burke, a famous film star in search of the normal college experience. Her school of choice will be New York University, where Blair (Leighton Meester), Dan (Penn Badgley) and Vanessa (Jessica Szohr) were also accepted. Duff will be Vanessa’s roommate.

Duff will start the drama on Oct. 5.