Mitch: Don't mess with us! We're from New York.
Duke: If you ever talk to me like that again, I'm gonna turn your balls into earrings.
Mitch: Go for it.
When Mitch is trying to find the hand, Glen grabs the map. When he grabs the map there is a hole in it, but before he sets it on fire, the hole is gone.
Just as in the first film, Mitch (Billy Crystal) wears a Mets hat the entire movie, yet Billy Crystal is a die hard Yankees fan.