In a scene from "Desperately Seeking Serena," from the first season of Gossip Girl, Blair and Chuck share an embrace. What are these to up to?

In a scene from "The Blair Bitch Project," from the first season of Gossip Girl, Chuck Bass (Ed Westwick) exits his limo. What does this guy have up his sleeve this time?

In a scene from "The Blair Bitch Project," from the first season of Gossip Girl, pals Chuck and Nate discuss their lives. Which are always filled with drama.

In a scene from "The Blair Bitch Project," Chuck Bass and his father, Bart Bass, talk with Eric van der Woodsen. These two are now going to be step-siblings.

Through their folks' possible future marriage, Chuck Bass and Serena van der Woodsen are sort of kind of related. Ick.

Chuck Bass hit the road in the previous episode of Gossip Girl, but now he's back - and he's up to no good, no doubt.

A scene from "The Blair Bitch Project," from the first season of Gossip Girl, shows the terrific Chuck Bass (Ed Westwick) with his trademark glare. And preppy clothes of course.

A scene from "The Blair Bitch Project," from the first season of Gossip Girl, shows Chuck Bass (Ed Westwick) with his trademark scowl. And scarf.

OMFG. The ad campaign for Gossip Girl in the Spring of 2008 says it all, people. Wow. Chair (Chuck and Blair) is a seriously hot pair.

Say cheese, Chuck Bass you're having your photo taken!

Chuck Bass is the boss, there's no question about it. Despite being a train wreck, he's in charge of this group of students.

Chuck tells Dan that they're from different worlds, and that Dan, by virtue of his middle-class stature, can't afford (in so many ways) to get suspended or expelled. Chuck, by contrast, can simply have his dad buy his way out of trouble.