Oscars 2012

Oscars 2012 Winning Hair & Makeup Looks

See Jessica Chastain's enviable do, Angelina Jolie's sexy lips and more star beauty looks that earned top marks at the Oscars

JENNIFER LOPEZ

Normally when people talk about J.Lo's big bun, they're referring to something else. But this time it was her sleek, oversize updo – pulled taut off her face to reveal her flawless complexion and smoky eyes – that turned heads.