Ke$ha -- Looks Great, Unrecognizable!

Ke$ha arrived to "Jimmy Kimmel Live" in Hollywood on Thursday and went almost completely unnoticed ... because she looked frickin' amazing.

Rockin' her best Shakira drag, the reupholstered 26-year-old alleged singer defied all odds by standing upright and showing off her newly fumigated blonde weave, purified skin and gorgeous toned legs last night.

Drinking your own pee really does the body good.