Meet the Woman Behind One of the Most Instagrammed Butts Ever

This New Yorker is inspiring all fitness fanatics with her rocking motivational Instagram photos. Her face might not be familiar - but with more than 1.7 million fans on Instagram Jen Selter may have the world's most famous bottom. Fitness model Jen Selter has been all over the internet recently. She can thank her wildly popular Instagram Page for that. I’m told she’s really cool about helping others with fitness questions and advice.