Yikes! The latest photo of Kylie Jenner's butt has us doing a double take on Instagram!

The KUWTK star shared a sponsored post on the social media platform, but instead of looking at the product, fans could not stop staring at her bigger-than-ever booty!

MORE: Plastic Surgery? Fans Accuse Kendall Jenner of Getting Lip Injections!

Wearing a black skin-tight bodysuit, the 19-year-old definitely can't blame her time of the month for her newfound curves.

"What's with the Photoshop?" one fan commented, while another added, "Cuuuurves."

For a look at Kylie's most bootylicious Instagram moments, check out the gallery below!