Revealing mistake: When Ali Gator and Windy Winston are coming back from the barfight riding the atv's, Ali scratches his head and you can see where the green glove ends and the actors real skin is supposed to be, under the shirt.
Revealing mistake: While it introduces the chipmunks in Athens, it shows the three chipmunks and it shows Theodore looking around. There is a food cart right next to him with nobody behind it. But a second later, right when Theodore gasps, a man just magically appears behind the food cart.