Celebrity Gossip – Hilary Duff, the actress, 21, is joining the cast of Gossip Girl. Hilary will join the series for a multi-episode story arc this fall.

She will play a movie star named Olivia Burke who enrolls at NYU in search of a traditional, out-of-the-spotlight college experience. She will be roommates with Vanessa (played by Jessica Szohr).

Duff will first appear on the hit CW show during next season’s fourth episode, scheduled to air Oct. 5, Us Weekly reports.