Micky's Summer Resort

When the local FBI office receives a letter from a terrorist known only as 'The Citizen', it's quickly determined that he's planning his next act at the Miss America beauty pageant. Because tough-as-nails Gracie Hart is the only female Agent at the office, she's chosen to go undercover as the contestant from New Jersey.

Sid and Bernie keep having their amorous intentions snubbed by their girlfriends Joan and Anthea, so when they decide to take them on a holiday to Paradise Camp, they think they're off to a nudist colony—but they couldn't be more wrong, and meet up with the weirdest bunch of campers you can imagine.

Research chemist Barnaby Fulton works on a fountain of youth pill for a chemical company. One of the labs chimps gets loose in the laboratory and mixes chemicals, but then pours the mix into the water cooler. When trying one of his own samples, washed down with water from the cooler, Fulton begins to act just like a twenty-year-old and believes his potion is working. Soon his wife and boss are also behaving like children.

An obscure Eastern cult that practices human sacrifice pursues Ringo after he unknowingly puts on a ceremonial ring (that, of course, won't come off). On top of that, a pair of mad scientists, members of Scotland Yard, and a beautiful but dead-eyed assassin all have their own plans for the Fab Four.