The boys hold their annual prank-day contest and the girls at Palm Woods want to participate, so it soon becomes a battle of boys vs. girls. Meanwhile, an awry prank-themed day with Gustavo and Kelly escalates into minor destruction and some violence. Logan becomes Dr. Hollywood's assistant for the day after his eyes got hurt because his own prank backfired on him. At the end, the prank war ended with Kendall and Katie as the champions.