He also appeared in the Austin Powers and a bunch of other stuff. But we're not talking about that right now.
Now, we are talking about Seth Green's first Robot Chicken style short from 1999, which was recently aired again on Conan. Have a look!
In the short, Britney Spears is crazy. Very, very crazy.
Seth Green's First "Robot Chicken" Style Short From 1999 [Team Coco]