Beach Patrol: Stars, Bikinis & More!

Reese, Cheryl, Orlando and others shed their red carpet best for barely-there bikinis and sexy suits. By Andrea DeSimone and Melissa Liebling-Goldberg

LAUREN CONRAD & LO BOSWORTH

Hold on tight! The Hills best friends go for a wild ride on a water slide at the DKNY Jeans Beach House in Malibu.

Petite like Lauren and Lo? Shop for a suit that's right for you in our Celeb Swim Guide.