What goes on in Vegas most certainly will NOT stay in Vegas here!
Watch it go down (below)!!!
Well, it turns out it wasn't just a stunt because Jimmy welcomed the former "permanent guest" right back! And boy did she have a lot to get off her chest!
Ch-ch-check out the video (above) to see the Fashion Police let an F-bomb fly in the first MINUTE she's onstage! Not to mention going after the Kardashians again! Khloe Kardashian is NOT going to be happy!