Some celebrities are bound to heat up the winter season! Check out some of the stars that showed off their winter bikini bodies in 2013 -- including Kim Kardashian, Heidi Montag, Rihanna, and many more.
This former Hills star knows how to balance work and play. While filming her new show 1st Look in Hawaii, Audrina Patridge took advantage during her downtime and caught some waves on Dec. 22. The reality star had fun in the sun as she wore a brown bikini top and black bikini bottoms in the ocean, showing off her long legs and toned physique.