Other mistake: When the kids are getting off the bus after the baseball game, the bus is actually a reverse image (the door is on the wrong side of the bus and unloading on the wrong side of the street).
Other mistake: When Steve's playing the national anthem on the roof, it cuts to the kitchen while Gabby's making food. Steve can still be heard playing the anthem but is also present in the kitchen background.
Other mistake: Rocco places the bomb in the "Best Actress" envelope, but Drebin discovers the bomb in the "Best Picture" envelope during the announcement for Best Picture.
Other mistake: The big lady and Veeko himself barely fit in the space between the building and the van, which are aligned. Yet Veeko has to just turn on the left to get a good visual of the lady who is now at the other side of the van itself. (00:32:45)
Suggested correction: No, he doesn't. He grabbed a stack of envelopes and put it in the bottom envelope. The top envelope was "Best Actress", but there were several underneath it and he ends up putting it in the "Best Picture" envelope.
Bishop73