Snooki, Kristin Cavallari, and 18 More Reality TV Stars Who Made It Big (PHOTOS)

Among her Laguna Beach and The Hills brethren, Kristin has had the most post-reality show success in the acting world. In addition to guest starring on shows like Veronica Mars and CSI: NY, she's appeared in movies like Spring Breakdown with Amy Poehler and Wild Cherry with Rumer Willis. Most recently, she joined Season 13 of Dancing With the Stars but was the third contestant to be eliminated, to the surprise of many. Kristin is now engaged to Chicago Bears quarterback Jay Cutler, and the two are expecting their first child later this year.