Continuity mistake: When Dr.Kelso steps on J.D's paperwork the papers under right foot change positions. (00:15:25)
Continuity mistake: When Dr. Kelso is chewing out JD, the amount of banana peel hanging out of JD's pocket changes from shot to shot.
Answer: Dan was drinking beer and Cox feared that Dan might get so intoxicated he would fall asleep and drown in the tub.
Mortug