Unless you're playing a historically demented recluse, DON'T wear your hair in an enormous teased bouffant to a movie premiere. Drew Barrymore receives a pass this time, but please, stop trying to make "rat's nest" happen — it's not going to happen!
We've long suspected that Lady GaGa is the last of a rare, magical breed of pop music beasts. Her unicorn DO is a medieval hair masterpiece of mythic proportions, but don't confuse her with this lady.
We DON'T know what Lily Allen was thinking by sporting this Barbara Mandrell circa 1981 haircut either.
How does Halle Berry get her bangs to DO that tidy little tendril twist? How one woman's hair can always look so perfect is beyond us.
Uh-oh, Uma Thurman. We know times are tight, but DON'T let go of your stylist the morning of a big film festival press conference.
Bai Ling's ability to rock this DO is a real feather in her cap, no?
Julia Louis-Dreyfus and Amy Poehler engage in a hair-staring contest before a live TV Land Awards audience. Please ladies, we DON'T care who has the better poofy head puff thing going on in back.
Sexy, tousled bed-head is always a DO when you're a single, possibly desperate housewife like Teri Hatcher.
Even with her indie-hipster musician hookup history, a time machine and this freewheelin' hairstyle, we DON'T think Bob Dylan would have dated the likes of Mischa Barton back in '63.
As you can see, Jamie Lee Curtis uses some serious hair tools to get that hot, silver fox DO.
When you're blessed with natural, gorgeous tendrils like Rebecca Gayheart, DON'T straighten your hair — especially at the GLAAD Awards.
Kathy Griffin's D-list DO is the wind beneath many a tranny impersonator's wings.
You DON'T need to be French or an '80s star like former "Goonie" Martha Plimpton to rock a raspberry beret, but it helps.
Ali Larter deserves a whip-cream crown for this sexy hair DO, don'tcha think?