Aubrey O’Day Bares Bum in Very Revealing Bikini (PHOTOS)

By: Gabrielle Chung / July 5, 2012

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Aubrey O'Day's bikini bod.
Talk about a beach bum.

Buxom beauty Aubrey O’Day spent her Fourth of July holiday flaunting her signature curves in Miami, FL. Sporting a orange string bikini top and a pair of high-waisted (but very revealing) bottoms, the Celebrity Apprentice alum was all smiles as she hit the beach with a gal pal.

But this bum-baring attire wasn’t the last of O’Day’s skimpy Independence Day styles…

Later that evening, the former Danity Kane singer changed into a more patriotic bikini for the fireworks celebration.

She tweeted:

What do you think of O’Day’s Fourth of July looks? Play fashion critic and sound off in the comments, below.