Most Iconic Hair Styles

Louise Brooks-
She was known as the "it girl" and silent-film flapper of the 1920s. But Louise Brooks is also noted for single-handedly popularizing the bob haircut, a bold, eccentric cut for her time. Many celebs today, like Katie Holmes, Victoria Beckham and Selma Blair, love to rock Brooks' short and chic 'do.

Certain fashions and looks have made their marks in history-the fringed flapper getup of the 1920s, Marilyn Monroe's white dress, the minidress of the 1960s, and these days we have Lady Gaga making style waves, especially with the meat dress she wore to the 2011 VMAs.

Over the decades, stars have made just as big an impression with some of their hair 'dos. Some were glamorous, some timeless, and some even a bit wacky. But love 'em or hate 'em, these 10 hair styles are definitely going down in history: