Everyone loves a good hairstyle switch-up. Whether it be a cut, a dye, or the seemingly only obvious solution to an emotional crisis (or scorching temperatures), changing up your hair sometimes proves to be just what the doctor ordered. In the cases of these celebrities, saying goodbye to their manes was just as often a professional choice as it was a personal one. Continue scrolling to see 11 celebrities who made the ultimate chop, and the reason why.