We're hoping this pair stars in the super-sexy 'Fifty Shades Of Grey' -- and to prepare, we've gathered some of their steamiest movie moments. Tell us who YOU think had the hotter love scenes!
and Kristen Stewart
are two of the sexiest actors on the planet, and we want them to utilize their sexy real-life romance to power the erotic thriller Fifty Shades Of Grey
. But that wouldn't be the first time they've had an on-screen hookup! Check out some of Rob & K-Stew's most erotic moments and tell us, HollywoodLifers
-- which star had the steamier love scenes? (Courtesy Of IFC Films, Courtesy Of Paramount Vantage)