Posted by babu 4:11pm GMT
Robyn Beck/AFP/Getty Images, Todd Williamson/WireImage
Ashley Olsen chose to wear her hair in a sleek, two-tone "lob" for the LA premiere of her boyfriend's new film, "The Hangover," whilst her sister, Mary-Kate, opted for a more bohemian look.
Which Olsen twin rocked the red carpet?
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