Bikini Babes with Tight Tushes

Oct. 19 2011, Published 7:14 a.m. ET
Bikini Babes with Tight Tushes
1. Rihanna loves showing off her bombshell booty in the skimpiest of on-stage costumes.

Rihanna loves showing off her bombshell booty in the skimpiest of on-stage costumes.
2. Kim Kardashian hits the gym hard to keep her famous fanny in perfect form.

Kim Kardashian hits the gym hard to keep her famous fanny in perfect form.
3. Cameron Diaz has one of the hardies bodies and bootys on the beach.

Cameron Diaz has one of the hardies bodies and bootys on the beach.
4. Talk about a hot bikini mama! Ashlee Simpson shows off her banging bikini backside in a Brazilian cut bottom in Mexico.

Talk about a hot bikini mama! Ashlee Simpson shows off her banging bikini backside in a Brazilian cut bottom in Mexico.
5. Jessica Biel has one of the most talked about bikini bootys in the world.

Jessica Biel has one of the most talked about bikini bootys in the world.
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6. Jessica Alba steams up the shoreline with her perfectly formed fanny.

Jessica Alba steams up the shoreline with her perfectly formed fanny.
7. LeAnn Rimes sweats her fanny off at the gym in order to look this sexy on the beach!

LeAnn Rimes sweats her fanny off at the gym in order to look this sexy on
the beach!
8. Megan Fox shows off her fat-free fanny in a skimpy swimsuit.

Megan Fox shows off her fat-free fanny in a skimpy swimsuit.
9. Kelly Rowland was Destined to wear a skimpy swimsuit bottom with her rock hard tush.

Kelly Rowland was Destined to wear a skimpy swimsuit bottom with her rock
hard tush.
10. Whitney Port’s perfectly rounded rump sizzles up The Hills and The City!

Whitney Port’s perfectly rounded rump sizzles up The Hills and The City!