Woah there! Celebs got racy with their hottest outfits this week -- and they didn't opt for the most conservative styles.
Christina Milian made jaws drop in a super sheer blue number. The singer and actress' see-through dress gave everyone a peek of what was hiding underneath.
Fresh off her successful Victoria's Secret Fashion Show performance, Lady Gaga hit the streets in an outrageous bra-and-skirt combo that made heads turn.
Check out other sexy looks from this week in the slideshow below: