Ernest P. Worrell is now in the military as a soldier. Once he begins, him and his team investigates a dictator who was responsible for the wars in the nearly village. Suddenly, Ernest finds a lost boy and has to keep him safe until his father recovers.

Ernest P. Worrell becomes a basketball star after an angel bearing an uncanny resemblance to Kareem Abdul-Jabbar gives him a pair of magic sneakers.

Bumbling Ernest P. Worrell is assigned to jury duty, where a crooked lawyer notices a resemblance with crime boss Mr. Nash, and arranges a switch. Nash assumes Ernest’s job as a bank employee, while Ernest undergoes Nash’s sentence to the electric chair. But instead of killing him, the electrocution gives Ernest superhuman powers, enabling him to escape from jail and foil Nash’s attempt to rob the bank.

When Santa Claus decides to retire and pass on his magic bag of Christmas surprises to a new Saint Nick, he enlists the aid of a hilarious assortment of characters. A perky teen runaway and hapless taxi driver Ernest P. Worrell must convince a skeptical kiddie-show host to take over the post of Father Christmas.

Well-intentioned, eternally bumbling Ernest P. Worrell accidentally releases an evil demon from its sacred tomb. As the demon flexes its power and goes on a ruinous rampage, good-guy Ernest tries to step in to save the town from mass destruction. Trouble is, a 200-year-old curse has scared Ernest stupid, and that means hilarity all around! So, kick back and let the laugh-ridden adventures begin.

A group of juvenile criminals is sent for vacation to Kamp Kikakee. The clumsy Ernest has to care for them, although he doesn’t even know how to take care of himself. The other children at the camp show enmity against them, but the group knows very well how to defend themselves. They do also help the Indian owner of the camp when a brutal mining corporation wants to tear down the camp to mine a rare mineral.