Bikini Babes with Tight Tushes
![//whitney port bikini](https://media.radaronline.com/brand-img/TDYDjO0r0/480x251/2011/10/whitney-port-bikini-01.jpg?position=top 480w, https://media.radaronline.com/brand-img/TDYDjO0r0/640x335/2011/10/whitney-port-bikini-01.jpg?position=top 640w, https://media.radaronline.com/brand-img/TDYDjO0r0/768x402/2011/10/whitney-port-bikini-01.jpg?position=top 768w, https://media.radaronline.com/brand-img/TDYDjO0r0/1024x536/2011/10/whitney-port-bikini-01.jpg?position=top 1024w, https://media.radaronline.com/brand-img/TDYDjO0r0/1280x670/2011/10/whitney-port-bikini-01.jpg?position=top 1280w, https://media.radaronline.com/brand-img/TDYDjO0r0/1440x753/2011/10/whitney-port-bikini-01.jpg?position=top 1440w, https://media.radaronline.com/brand-img/TDYDjO0r0/1600x837/2011/10/whitney-port-bikini-01.jpg?position=top 1600w, https://media.radaronline.com/brand-img/TDYDjO0r0/2160x1130/2011/10/whitney-port-bikini-01.jpg?position=top 2160w)
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 bikini _](https://media.radaronline.com/brand-img/Ksu14tTzW/342x499/2011/10/rihanna-bikini-01_0.jpg 342w)
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 bikini](https://media.radaronline.com/brand-img/Bbf4yr3Vq/480x423/2011/10/kim-kardashian-bikini-01.jpg 480w, https://media.radaronline.com/brand-img/Bbf4yr3Vq/640x563/2011/10/kim-kardashian-bikini-01.jpg 640w, https://media.radaronline.com/brand-img/Bbf4yr3Vq/768x676/2011/10/kim-kardashian-bikini-01.jpg 768w, https://media.radaronline.com/brand-img/Bbf4yr3Vq/1024x901/2011/10/kim-kardashian-bikini-01.jpg 1024w, https://media.radaronline.com/brand-img/Bbf4yr3Vq/1280x1126/2011/10/kim-kardashian-bikini-01.jpg 1280w, https://media.radaronline.com/brand-img/Bbf4yr3Vq/1440x1267/2011/10/kim-kardashian-bikini-01.jpg 1440w, https://media.radaronline.com/brand-img/Bbf4yr3Vq/1600x1408/2011/10/kim-kardashian-bikini-01.jpg 1600w, https://media.radaronline.com/brand-img/Bbf4yr3Vq/2160x1900/2011/10/kim-kardashian-bikini-01.jpg 2160w)
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 bikini](https://media.radaronline.com/brand-img/yOJHElmb2/347x500/2011/10/cameron-diaz-bikini-01.jpg 347w)
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.
![//ashlee simpson bikini _](https://media.radaronline.com/brand-img/cXwEFndsz/356x500/2011/10/ashlee-simpson-bikini-01_0.jpg 356w)
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 bikini](https://media.radaronline.com/brand-img/zW-0nm52I/349x500/2011/10/jessica-biel-bikini-01.jpg 349w)
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 bikini](https://media.radaronline.com/brand-img/RfQH0SStz/480x382/2011/10/jessica-alba-bikini-01.jpg 480w, https://media.radaronline.com/brand-img/RfQH0SStz/640x509/2011/10/jessica-alba-bikini-01.jpg 640w, https://media.radaronline.com/brand-img/RfQH0SStz/768x611/2011/10/jessica-alba-bikini-01.jpg 768w, https://media.radaronline.com/brand-img/RfQH0SStz/1024x815/2011/10/jessica-alba-bikini-01.jpg 1024w, https://media.radaronline.com/brand-img/RfQH0SStz/1280x1018/2011/10/jessica-alba-bikini-01.jpg 1280w, https://media.radaronline.com/brand-img/RfQH0SStz/1440x1146/2011/10/jessica-alba-bikini-01.jpg 1440w, https://media.radaronline.com/brand-img/RfQH0SStz/1600x1273/2011/10/jessica-alba-bikini-01.jpg 1600w, https://media.radaronline.com/brand-img/RfQH0SStz/2160x1718/2011/10/jessica-alba-bikini-01.jpg 2160w)
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 bikini](https://media.radaronline.com/brand-img/5m3Wz17hE/381x500/2011/10/leann-rimes-bikini-01.jpg 381w)
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 bikini](https://media.radaronline.com/brand-img/tILoDzqt5/334x499/2011/10/megan-fox-bikini-01.jpg 334w)
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 bikini](https://media.radaronline.com/brand-img/wPCgWKBGc/371x500/2011/10/kelly-rowland-bikini-01.jpg 371w)
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 bikini _ _](https://media.radaronline.com/brand-img/aclp67HLB/332x500/2011/10/whitney-port-bikini-01_-_1.jpg 332w)
Whitney Port’s perfectly rounded rump sizzles up The Hills and The City!