After Lisa and Eric crashes Mr. Belding's car, Zack and the boys must find a way to repair the car before Belding returns; meanwhile Jessie still disapproves of Eric hanging out with Lisa.

Zack's plan to purchase a large amount of tickets to an upcoming U2 doesn't go as planned, and as a result, the gang has to spend the night at the mall. While there, they find a large amount of money, that they eventually come to believe belongs to a pair of criminals who will do anything to get their money back.