"Scrubs" *is* one of my favorite TV shows, and I do have the first season, so I guess I can lay claim to owning this. One year, the cast did their own voiceovers to scenes from "Charlie Brown Christmas". The results, especially if you watch the show, were excellent:
On a completely different note, singing group The Richter Scales created this holiday treat celebrating the collapse of the financial markets. It's funny because it's true.