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Breaking up is abso-friggin'-lutely hard to do. Case in point: Katy Perry and this blue hair, poor fashion phase she's stumbling through. But the best medicine to help get our gal-pal in check is tough love, right? Which is exactly what Joan Rivers has in store, natch.
The "E.T." singer has been romping around Paris fashion week, and was spotted in this helluva number at the YSL show.
"It looks like a space alien had sex with one of those elves that makes cookies," joked the Fashion Police host of Perry's look.
And that's not all Joan had to say. Check out her jabs on Taylor Momsen's recent interview, as well as Missi Pyle's one fatal flaw and more!
So click to see all of Joan's jokes that didn't make it on air in our sassy sartorial photo gallery.