A source close to the situation explained:
As if Twihards weren't disappointed enough — now they didn't even get to see a smooch!
However, J.Law was nowhere in sight, so Bradley had to accept the honor all by his lonesome.
Yeah, that was a pretty impressive liplock at the end of Silver Linings Playbook… but you know, we just feel like Kristen Stewart and Robert Pattinson should've gotten the chance to sweep the category one final time.
Oh well. hopefully they are getting some love time at Coachella.