Hilary Duff was spotted tucking her tummy as she leaves Sharky's

Hilary Duff holds her tummy as she leaves Sharky's Mexican Restaurant and then is spotted later in the day after watching the latest Harry Potter movie with a girlfriend in Los Angeles, California.

It was reported earlier this month that the 21-year-old singer/actress will guest-star next season on Gossip Girl as "a movie star looking for a typical college experience.

Also this season on Gossip Girl, former Privileged actress Joanna Garcia will play a new love interest for heartthrob Chace Crawford.