Leighton Meester (Blair Waldorf) and Kristen Bell (Gossip Girl) never shared screentime on Gossip Girl — but they did sit a couple desks away from one another for two episodes of Veronica Mars in 2005. In this clip, Leighton plays a student accusing her teacher of having an affair with her. Considering the teacher is played by Adam Scott, well, we wouldn't have blamed...
