Eat your heart out, boys!

The Twilight Saga's Ashley Greene sucks face with big screen bombshell Olivia Wilde in the upcoming flick Butter– and she kisses and tells about the steamy makeout session in the March 2012 issue of Lucky. 

RadarOnline.com has all the details!

Ashley Greene found a pool in Las Vegas the perfect place to cool off on a hot summer day, and RadarOnline.com has all the pictures of the Twilight beauty in her just-as-hot turquoise bikini.

PHOTOS: Ashley Greene Shows Off Her Bikini Bod In Las Vegas

Ashley and several of her friends descended on Sin City Friday night for a weekend of fun and games and Saturday, it was all about the pool.  They spent hours enjoying the scene at Wet Republic at  MGM Grand Resort Casino.

PHOTOS: Vampire Diary Stars Hit The Beach

Ashley is set to continue as Alice Cullen in the next two Twilight movies, but before then she'll be seen in Butter, a comedy about -- what else -- the world of butter carving. Ashley costars in the flick with Jennifer Garner and Hugh Jackman.

PHOTOS:  Bikini Bods:  Models Vs. Actresses