Olivia Munn rang in the new year as a new woman!
After the 30-year-old Daily Show correspondent informed her Twitter followers that she'd lopped off her locks for a movie role, Munn debuted her sassy new look at the grand opening of Marquee Nightclub in Las Vegas Thursday.
PHOTOS: The year's hottest hair makeovers
Munn -- who wore an Urban Outfitters top, an Alexander McQueen skirt and YSL heels -- next appears in the NBC comedy Perfect Couples.
Tell Us: Do like Olivia's shorter style?
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