Gisele Bundchen's head has been the buzz of the town. The supermodel, known for her gorgeous, long hair (even though, somehow, the bitch doesn't own a hairbrush) has been featured in a new Balenciaga ad with—gasp!— a buzz cut. Whether she actually snipped off her tresses is yet to be determined, but one thing's for sure: she looks fierce as hell. Even with a buzzed head, homegirl still looks stunning. But she's not the first Hollywood lady to rock a shaved head. Click through the gallery to check out 12 other women who've proven they can pull off the bold look.