Claire Gerhardstein
CelebrityButts
original: redgifs.com/watch/FlusteredAllBorer
Zahia Dehar
Katy workout GIF
Nikki Bella - Jiggle
Sara Jean Underwood
Emma Roberts
Emily Ratajkowski
Kristen Bell Dance
Kristen Stewart - Clouds of Sils Maria (2014) (x-post /r/Celebs/)
Emma Stone
Salma Hayek working it
Natalie Portman sunbathing [from "Planetarium"]
Jessica Biel's Great Booty
Krysten Ritter - Gravity
Sara Underwood
Shakira
Dani Thorne
Salma Hayek
This GIF of Lady Gaga's extremely round and gorgeous butt in action...
Demi Lovato
Chloe Bennet
Stacy Keibler
Nina Dobrev in black bikini bottoms
Keri Russell (x-post from /r/WatchItForThePlot)
Alona Tal