TV gossip extraordinaire Michael Ausiello exclusively reported today that Hilary Duff has joined the cast of Gossip Girl for “a multi-episode arc”.

Ausiello reports: “The actress-designer-pop chanteuse will play Olivia Burke, a movie star who enrolls at NYU in search of a traditional college experience. She ends up rooming with Vanessa (Jessica Szohr).” Duff will debut in this season’s.