From Michelle Williams' pretty pixie to Jessica Biel's long, lustrous locks, Us Weekly presents Hollywood's most stylish hairstyles
Best Growing-Out Cut: The downside of buzzing your hair for a role? "I wasn't expecting it to be a big deal. It was my idea to do it, since it was something the character did... [But then] I realized I couldn’t take it back!" Hathaway, 30, told Live! With Kelly of her hair sacrifice for Les Miserables. The upside? Having said buzz grow out into a gorgeous, sophisticated short hairstyle — just in time for the Oscars!