I wonder if that guy ever wiped his ass with the wrong haaaaaand?!
"My finger's in your mouth, kitty, but I don't feel no teeth."
The scene where everyone is laughing over a joke told at the awards that wasn't even funny, but you (the viewer) have to laugh because of how they're laughing hysterically over something that isn't funny.
The opening in which a very drunk Davey pretends to have immodest sex with his car in front of two cops who were threatening him with DUI. One cop looks understandably exasperated. The other is crying!
Davey angrily using his french fries to spell out "Bite me" as he and Whitey are eating at the food court.
Whitey: (smugly) Jokes on you, pal: I can't read!
During Bum Biddy right after Davey says "shithead," Whitey says "feces" in the flashback. Apparently, even in flashback form Whitey tries to clean up Davey's language.