The Oinkers scooter that appears in the movie was donated for the film and was originally red. Greg Kuper fixed it up to look like a pig. While filming the last scene with the scooter Jarrod Crooks drives the bike down the side walk and throws it on the ground. That's the last time the scooter ever ran.
The Show that Ian and Gordon are being interviewed on is a real Show on PBS in Wisconsin called "Directors Cut"
On a few occasions when the person in the movie playing the sound guy for Ian and Gordon's movie "Secret Formula" he was actually recording sound for real.
The restaurant that Ian and Gordon are eating at in the beginning of the movie was demolished 6 months after it was shot.