See which stars transformed their figures this year
Jenni "JWoww" Farley
Finding love with new beau Roger Matthews -- a body builder –- helped the Jersey Shore star drop 20 pounds in three months. “My boyfriend trains me,” she recently told Us. “We do 30 minutes of cardio. And then he puts me on the floor and we do free weights."
Credit: Jesse Grant/WireImage; Jerritt Clark/WireImage