Late Night Highlights: Zach Galifianakis Explains the Bill Maher Joint Incident

It has been a big week for Zach Galifianakis. First, he smoked what appeared to be a joint on live television, and then his Due Date promotional duties led him to Late Night with Jimmy Fallon, where he was forced to explain the incident. Elsewhere, Tina Fey dusted off her Sarah Palin impersonation with David Letterman and talked midterm elections, James Franco remembered his bizarre General Hospital days, Danny McBride talked about his shark-infested honeymoon and Craig Ferguson threw dollar bills at Glee's Jayma Mays.

5. Win a Dollar with Jayma Mays

"My next guest is from Glee, the show that makes this show look heterosexual," is how Craig Ferguson introduced last night's Late Late Show guest Jayma Mays, before testing the actress on her coolness.

4. Danny McBride's Bride

Eastbound & Down star Danny McBride stopped by Jimmy Kimmel Live! to talk about his recent wedding and shark-infested honeymoon.

3. When James Franco Acted With His Mom

Movieline's favorite General Hospital guest star stopped by The Tonight Show to explain just how he ended up in Port Charles, and why it was bizarre playing his mother's son on the soap.

2. Flip Your Picnic Table

While promoting Megamind on The Late Show, Tina Fey broke out her old Sarah Palin impression while discussing the midterm elections.

1. Clearing Up That Pot Thing

Zach Galifianakis visited Late Night to officially clear up the controversy surrounding that joint stunt on Real Time with Bill Maher (first video) before assuming the role of a small town pool shark with mannequin arms (you read that right) for a skit with Jimmy Fallon (second video).