Kristin Cavallari Unsure of How The Hills Will Affect Her Craft

While promoting her new, straight-to-DVD film, Van Wilder: Freshman Year, Kristin Cavallari has shared everything from how ten fast-food related pounds practically destroyed Van Wilder's lingerie scene to her theory on love at first sight ("I can always tell if I get butterflies"). But one issue kept popping up in her interviews: how her ironclad two-season contract for MTV's The Hills would affect her acting career.