VIDEO : Kristin Cavallari Shows Off Her Insane Bikini Body After Detox

Kristin Cavallari feels like a new woman! The mother of three took to Instagram on Sunday to show off her insane bikini body in a tiny black two-piece. Cavallari captioned the snap, "Feeling like a new woman #ISurvivedTheDetox." Just a couple of months ago, the former Hills star found herself shutting down pregnancy rumors after sharing a few snaps from a tropical getaway with her husband, Jay Cutler.