Sandra Bullock and Meryl Streep Kiss, Letterman Wants Answers (VIDEO)

It's one thing for actresses to peck each other on the lips in friendly greeting, another thing entirely when one lunges at the other with an open mouth. That's what happened with Sandra Bullock and Meryl Streep, and David Letterman had the photos to prove it on 'Late Show with David Letterman' (weeknights, 11:35PM on CBS).

"I guess that's the kind of thing you people do out in Hollywood," said Letterman. Ever quick on her feet, Bullock shot back, "And I suppose you've never kissed a woman before, Dave, right?"

Watch the video after the jump.It's one thing for actresses to peck each other on the lips in friendly greeting, another thing entirely when one lunges at the other with an open mouth. That's what happened with Sandra Bullock and Meryl Streep, and David Letterman had the photos to prove it on 'Late Show with David Letterman' (weeknights, 11:35PM on CBS). "I guess that's the kind of thing you people do out in Hollywood," said Letterman. Ever quick on her feet, Bullock shot back, "And I suppose you've never kissed a woman before, Dave, right?"