Continuity mistake: During the very last scene, where everyone follows Bull into the pool, Ashley is one of the people who jump in after Bobby. However, after she has jumped in, the next shot is of her and Erik on the side, after which she jumps in again.
Continuity mistake: When Eric first sees Bobby, the amount of sweat on Bobby keeps changing instantly. (00:04:20)
Continuity mistake: When the two houses are taking part in the duel at the end, their first challenge is to pop the bras in the line of girls. You watch the girls remove their tops till they're all standing in bras, then in the next shot the girls all have their tops on again, then next shot they're off again.
Continuity mistake: When playing twister, the direction of the pointer changes instantly by 180 degrees. (00:39:00)
Continuity mistake: The items crossed off the list are constantly changing. (00:28:45)
Continuity mistake: When Mardy and Bobby are having sex at the start, Mardy's hands keep changing position instantly. (00:04:40)
Continuity mistake: When Erik and Ashley are on their first date and the waitress dumps the soup on his lap, the next shot she is gone, without enough time for her to have gone anywhere.
Continuity mistake: When Dwight is in the hockey stadium, his arms are constantly changing position instantly. (00:55:20)
Continuity mistake: The photo of Eric getting his ass signed is different when we seem them crossing numbers 15 and 16 off, as to when it was taken. (00:28:10)
Continuity mistake: During the scene in the hockey stadium, it is stated that Lambda house was kicked off campus 3 years previous to the events of the film. However, in the previous film, The Naked Mile, (set only one year before) the Lambda house still exists. The distance between the two films is referenced when the main characters arrive at Beta house.