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Kourtney and Khloé Kardashian Put Their Revenge Booties on Display on Snapchat!

Khloé Kardashian just announced the premiere of her new reality series — and to celebrate she showed off her "revenge booty" with sister Kourtney Kardashian.

The KUWTK stars put their booties on display on Snapchat, and gave fans a behind-the-scenes look at their tanning session.

MORE: Khloé Kardashian Tells Kylie Jenner to Have a Baby ASAP!

"Ass parade," Kourtney cheekily captioned the photo of Khloé's bigger-than-ever butt.

And it looks like their revenge bodies have worked!

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A post shared by Kourtney Kardashian Snapchat (@kourtneysnapchat) on

Sources revealed exclusively to Life & Style that Kourtney, 37, is back together with ex Scott Disick, and Khloé, 32, has moved in with new boyfriend Tristan Thompson.

Get it, girls! For more of Kourtney's sexiest snaps, check out the gallery below!