Barely three months after giving birth to son Samuel, Jennifer Garner looked stunning at the Walt Disney Studio Motion Pictures CinemaCon 2012 event in Las Vegas.

OK! GALLERY: PREGNANT JENNIFER GARNER TAKES VIOLET AFFLECK TO DANCE CLASS

Jennifer was in town to promote her latest flick, The Odd Life of Timothy Green, which is set to hit theatres on August 15.

OK! GALLERY: JENNIFER GARNER IS OUT AND ABOUT IN L.A.

James Franco and Mila Kunis attended to represent their film, Oz: The Great and Powerful, and John C. Reilly was also spotted at the event in Caesar's Palace.