By InStyle Staff
Oct 29, 2011 @ 10:00 am
Everett Collection; Hulton Archive/Getty; abacausa; Popperfoto/Getty

From Twiggy's pixie and Jennifer Aniston's "Rachel" crop to Farrah Fawcett's feathers and Rihanna's asymmetrical bob, click through the gallery to see the 11 celebrity hair makeovers that turned the most heads.

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