Post by Adriana Velez.
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Some of our favorite celebs are wearing cryptic messages on their bodies -- in the form of tattoos. What's Dakota Johnson hiding inside her arm? What do all those numbers on Angelina Jolie's arm mean? And if you think you've seen all of Lena Dunham's tattoos, we've got one she's been hiding all along.
Discover the secrets behind some of these other mysterious celeb tattoos!
Are there any other celeb tattoos you've always wondered about?
Image via Xavier Collin/Splash News