Forget about Sienna Miller nude for a moment. Come on, give it a try.
Miller plays Andy Warhol muse Edie Sedgwick in the new film and had to slim her naturally svelte figure down even more to play the late junkie. How did she do it?
"I decided to drink vodka instead of wine because it has fewer calories," Sienna said.
We always knew Sienna Miller was a role model for insanity. Who could've guessed she'd lead the vodka-related weight loss charge, as well?