After Johnny is knocked out by a woman he was flirting with, a band of sci-fi geeks find a dazed Johnny and become convinced he is a time traveler from 1963.
After winning a cruise on a boat, Johnny accidentally gets on the wrong boat. Here, Johnny meets Captain Spleen, who expects Johnny to catch a legendary bad-mouth merman named Moby Jerk.
Johnny’s childhood nemesis, Stinky Brownstein, moves back to town. She is now very beautiful and actually interested in him, but he is unable to see past the memories of all the practical jokes she played on him when they were children.
Bunny has Johnny deliver the cable TV bill, but he accidentally goes to a mad scientist’s laboratory, where he is cloned. Johnny must prove to everyone else that he is the real Johnny.
The annual Weasel Roundup is interrupted by a beautiful animal rights activist. She says she would think differently of Johnny if he would help animals. With the best of intentions, Johnny saves a piñata he names Pookey to return it to its native Mexico.
After causing numerous disasters for Carl, Bunny, and Suzy, Johnny wishes that he had never been born. Maurice, Johnny’s guardian angel, shows him what life would be like if he was never born, which actually turns out to be much better.
Johnny gets his hands on a real prehistoric dinosaur egg, which hatches. Johnny thinks that the dinosaur is a hamster, and he must keep his new pet (named Mr. Wuggles) from wreaking havoc in Aron City.
When the school geek wants to take Suzy to the school dance, Johnny decides to help. However, he soon learns that his lady-grabbing tactics work better for the geek than they do for him, as the student becomes the master.
‘Johnny falls asleep in a mummy casket and is awoken when a cat burglar attempts to steal the world’s largest piece of cubic zirconium. After Johnny accidentally eats it, he is kidnapped and taken back to her place (to his excitement), where Bunny saves Johnny.
Johnny takes Suzy to the toy store and suddenly becomes interested in the Biff Proton VR game and decides to play it. As Johnny progress through the game, his actions begin to have an effect on reality.
When a chipmunk falls in Johnny’s shirt during a karate match and ends up leveling everyone, his master’s rival is so impressed he kidnaps Johnny until he will teach him his move.
Johnny Bravo is offered a role in the upcoming movie “Lunch Lady S’urprise” and will get to star with Don Knotts, Jessica Biel, a Hobbit, and Alec Baldwin. When his part gets written out of the script, he tries desperately to squeeze a few more seconds out of his 15 minutes of fame.