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.
Kimora Lee Simmons
Baywatch bound? Kimora Lee Simmons looked like a Baywatch lifeguard in her red bikini while vacationing in St. Barts for Christmas 2013. The fashion designer was vacationing with her Russian beau Tim Leissner and soaking up some sun in the process.