The pop star hit the red carpet with an unnatural hair color and even more unnatural tan. She wasn't the only overly orange star. Just look at "Real Housewives" star Teresa Giudice. Ladies, it's time to lay off the fake bake!
Chloe Sevingy was a hot mess from head to toe in a sheer top and odd skirt.
See who else made our worst-dressed list this week.