The ponytail makes this a little cooler, but Hilary looks like she's just had her hair braided on a beach in the Caribbean. That's fine for vacation, but leave the braids behind when you check out of the hotel.
While we have to credit her for making her famous beehive memorable, this style is a bit cartoonish. (Plus, how does she make it that huge? We're betting there's a Nerf ball stowed beneath all that hair.)
Kim isn't quite venturing into Amy Winehouse territory, but this look is still too high to be chic and modern. It's like she let the The B52s' stylist do her hair.
If Kelly is trying to rebel with this 'do, she'll probably need more to shock her heavy-metal dad, Ozzie. In fact, he's probably more crazed with her current sleek 'do.
Usually, celebrity style is something worth emulating. This time, not so much. Check out the seven celebrity hair trends we'd like to leave in the past -- and don't try them at home.