One of the more daring outfits was the one Ke$ha was wearing---a black dress that just about bared her entire backside.
We got a chance to ask her about the outfit, which she describes as her "nearly naked" look.
She also told us what kind of luck she's having while gambling in Vegas and even revealed a little bit about her gambling strategy!
Click the video above to see what she had to say.
Don't forget, Cambio has you covered for all of your Billboard Music Awards needs. We've got the Blue Carpet Arrivals, all the winners, the best backstage moments and more, so keep checking back for updates!
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Gallery | 2013 Billboard Music Awards: Best and Worst Dressed