Beyonce unleashes her alter ego Sasha Fierce upon the world today with her brand new album, I Am…Sasha Fierce. But Beyonce’s not the only pop star with a split personality — from Mariah to Britney to Janet, many of pop’s hottest ladies have developed characters they slide in and out of. Beyonce says Sasha comes out when Beyonce needs protection, but from all the photographic evidence we’ve seen, it seems she comes out when Bey wants to look her hottest. Find out which of your favorite pop stars make crazy look sexy.
