Katharine Hepburn, James Dean and a raccoon are guests in this Christmas special.

Muse performs "Starlight" from their album Black Holes and Revelations.

Dooneese is back.

James chooses career ideas by random.

Jammies, pills and knives!

Mark chats up some furry holiday friends.

An important gift discussion is in progress.

Each Christmas tree has a story.

The show that isn't afraid to ask questions welcomes Mike Tyson and Jack McBrayer.

The dress version of What Up With That.