The House Bunny had its premiere Los Angeles premiere at the Mann Village Theater in Westwood, CA on Wednesday night (August 20). The whole cast attended the premiere, including Anna Faris, Rumer Willis, Katharine McPhee and Emma Stone.

Also out for the event was Ashley Tisdale, Emmanuelle Chriqui and Demi Moore along with Ashton Kutcher who were there to support Rumer.

The House Bunny opens on Friday, August 22 and is predicted to come in second at the box office with about $13 million, behind Death Race which should see $17 million. Tropic Thunder and The Dark Knight should remain in the top 5 with over $10 million each.

More Photos After The Jump

Hayden Panettiere wasn’t the only person to show up to the United States launch party for Kira Plastinina on Saturday night (June 14th).

American Idol runner up and The House Bunny star Katherine McPhee showed up to the event looking super cute. In her up coming movie, Katherine plays one of the geeks who takes in Anna Farris as their house mother.

Resident bad girl and drunk Tara Reid also showed up to the even, wearing a typical Tara dress.

Plastinina is a 15 year old fashion designer from Russia. Speaking about her line, she said “Besides school, I also work to design clothes. I love to make collections that express my personality.”