The entire sequence of the McKenzie Bros. getting arrested after Brewmeister Smith frames them for kidnapping the heiress, Pamela Elsinore. First, the Spinning Paper error, and then Doug starts an ink fight with Bob, and then Doug says that he'll sell cigarettes in the cafeteria while Bob gets raped.
Bob and Doug's lawyer demonstrates how to handle the press.
Bob and Doug's hijinks in court, the icing on the cake being Doug's nose bleed.
Bob: Two bowls of split plea soup to go. (chuckles)
"Geez, I gotta take a leak so bad that I can taste it!"
Hosehead becoming the Heroic Dog, flying to Oktoberfest with a cape to stop the people from drinking Brewmeister Smith's evil hypnotic concoction.
The diver, upon arriving at Bob and Doug's sunken van expecting corpses, finds them casually 'drinking' air out of beer bottles and flashes his badge as if this sort of thing happened routinely. (to be fair he did perhaps do a double take)