Madonna flashes her butt on Instagram March 19, 2014. (Courtesy Of Instagram)
Gwen Stefani is one hot mama — and he butt looks great!
Britney Spears puts on a great show — thanks to her great behind!
Taylor Momsen is often without clothes, showing off her sexy butt!
Rihanna is not afraid to show off her sexy butt!
Christina Aguilera has a rump that just won’t quit!
Lady Gaga shakes what her mama gave her onstage.