Victoria’s Secret Angel Doutzen Kroes shows how she got her wings.
Instagram.com/douzten
22 of 31
Madonna is no stranger to getting cheeky — in more ways than one.
Instagram.com/madonna
23 of 31
Jennifer Lopez appreciates her booty … and the memes that come with it.
Instagram.com/JLo
24 of 31
Justin Bieber posted and quickly deleted this moon, but screencaps are forever.
Instagram.com/JustinBieber
25 of 31
Kelly Brook flaunts her curves on the beach and in her bathroom.
Instagram.com/KellyBrook
26 of 31
Kendall Jenner shows her best hereditary trait.
Instagram.com/kendalljenner
27 of 31
Kesha isn’t shy about her backside.
Instagram.com/iiswhoiis
28 of 31
Heidi Klum: One day her bum’s in, the next day it’s out.
Instagram.com/heidiklum
29 of 31
Lady Gaga: Cheek to cheek indeed.
Instagram.com/LadyGaga
30 of 31
U.K. singer and “X Factor” judge Cheryl Fernandez-Versini doesn’t show her face in her belfie, but that tattoo gives everything away.
Instagram.com/CherylOfficial
31 of 31
The belfies that started it all: Jen Selter.
Instagram.com/jenselter