Jennifer Aniston and Mark Ruffalo share a laugh on their L.A. set. Plus: Sarah Jessica Parker, Jude Law and more

WHAT'S SO FUNNY?

Jennifer Aniston gets wrapped up in costar and love interest Mark Ruffalo while filming the Rob Reiner comedy Rumor Has It at LAX on Thursday. Aniston plays a woman who finds out her family may have been the inspiration for the classic movie The Graduate.