Plot hole: When Diz is called into the Principal's office following the first game, he is questioned about the homecoming, which is scheduled in two weeks. In that two weeks, the football team goes through a whole season, including the state championship. When do they have time for school? (00:52:25)
Plot hole: When Gil was riding on the bike as it was tied up to the car by rope, leaving the party, his friends slammed on brakes, causing Gil to fly forward over the car onto the windshield. After he said, "I almost got laid", music came on and it appeared through the window they started driving again. If they had driven away, the bike tied up would've been making noises. They showed no interest in the bike still dragging behind them.
Chosen answer: He says "I owe you one" in Albanian, like Eliza's character did earlier in the movie.