This YouTube video satirically depicts the increasingly provocative clothing choices of female pop stars from the 1980s until present.
Ke$ha bared her bum on her Instagram @iiswhoiis.
Another shot of Ke$ha’s posterior from her Instagram @iiswhoiis.
Rihanna’s barely-there bra from her Pour It Up video shoot via her instagram @badgalriri.
Rihanna shows off her thong on her Instagram @badgalriri.
6. Lady Gaga
Lady Gaga in her shell bra and merkin via her Instagram @ladygaga.
Britney’s bra is very S&M in this still from Work Bitch via her Instagram @britneyspears.
Britney shows off her lack of underwear in a still from her Work Bitch music video on her instagram @britneyspears.
MIley Cyrus shot a whole series of provocative images with Terry Richardson.
Miley cups her breasts in another of Terry’s shots.