Looks like Edward is stepping out on Bella.

Robert Pattinson and Reese Witherspoon shared a sexy embrace while shooting their upcoming period piece Water For Elephants in Los Angeles Sunday, and Breaking Celebrity News has all the pics for you.

The 24-year-old hunk was clad in a button-up [expletive] and vest, while Witherspoon, 34, had on a sexy, silver showgirl get-up.

The film, based on the book by Sara Gruen, casts Pattinson as Jacob Jankowski, a veterinarian-in-training who takes a position with the circus after the death of his parents.