Kip decides to lay all his cards on the table, and tell Sonny about his secret double identity. Little does he know that his action will cause an international incident.
Kip and Henry attend their High School reunion, where Henry decides to make amends to a deaf girl he was to bring to the prom, and Kip uses Sonny to flaunt in front of his former classmates.
After nearly adverting serious injuries from an elevator accident, Kip and Henry take their $5000 accident settlement to live out their greatest adventures while they still can.
Kip is scared of the repercussions they may endure after pelting former president Richard Nixon's car with a water balloon, and believes it's time he and Kip to grow up.
Kip and Henry head to a secluded cabin, unaware that there will be no food or water there. Meanwhile, Ruth accidentally releases a tiger onto the streets of New York City.
Kip asks Henry to take out his sister for the evening. But when he comes home after being out all night, a fight ensues which causes them both to be roommates in the hospital.