FAME FILES: Celebs Miley Cyrus, Rumer Willis and many more spotlight the hot underbutt trend
Miley Cyrus is the reigning star of today's underbutt fashion.
Fashion’s cheekiest craze leaves little to the imagination.
In short shorts and revealing rompers, New York’s leggiest ladies are showing what the cool kids call “underbutt” by revealing the oft-covered area where the thigh meets the glute.
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