Scarlett Johansson. (Photo: Archive)
Miley Cyrus. (Photo: Archive)
Christina Aguilera. (Photo: Archive)
Rihanna. (Photo: Archive)
Nicki Minaj. (Photo: Archive)
Rihanna and Katy Perry. (Photo: Archive)
Nicole Richie. (Photo: Archive)
Ke$ha. (Photo: Archive)
Beyoncé. (Photo: Archive)
Cindy Lauper. (Photo: Archive)
Britney Spears. (Photo: Archive)
Kelly Osbourne. (Photo: Archive)
Lady Gaga. (Photo: Archive)
Lindsay Lohan. (Photo: Archive)
Helena Bonham Carter. (Photo: Archive)
Courtney Love. (Photo: Archive)
Brad Pitt. (Photo: Archive)
Anne Hathaway. (Photo: Archive)
Jennifer Lopez. (Photo: Archive)
Most of the celebrities on this list are perfectly groomed and oozing with style most of the time, but every now and then they come out with a downright dodgy do.