All eyes have been on Kim Kardashian's blossoming baby bump lately. But Friday morning, Kim took to Twitter to share a sexy pre-pregnancy photo.
"Flashback Photo Shoot Friday! #nofilter #nophotoshop #calendarshoot," she tweeted, along with an Instagram image of herself in a racy monokini getup.
This is far from the first time Kardashian has posted a risque picture of herself. Scroll down to see her most memorable Instagram moments.