No, Hilary Duff is not in the 2008 movie The House Bunny. It stars Anna Faris, Emma Stone, Kat Dennings, Katharine McPhee and Rumer Willis.
Hilary Duff came to fame as the title character on the Disney Channel series Lizzie McGuire. Wildly popular with the 'tween set, Duff turned herself into a popular franchise with films like The Lizzie McGuire Movie and A Cinderella Story. She also released several pop albums—her debut record, Metamorphosis, went triple-platinum—and her own clothing lines: Stuff by Hilary Duff and Femme for DKNY Jeans.
View Hilary Duff's Filmography on IMDb.
Tip! To find the latest updates about Hilary Duff, just visit her Facebook page or follow her on Twitter @HilaryDuff.