Dennis replaces a fallen signpost... backwards.

Dennis puts a sign in Mr. Finch's store telling everybody not forget his mom's Birthday.

Dennis's parents hire a baby sitter while his parents entertain business client. Dennis is a baby sitter to Michael Bouchet, was asked to stay with Dennis.

Dennis and Tommy camp out in the back yard. Dennis' parents friends The Melton's play a record containing wild animal sounds to entertain the boys while they are camping out in the yard. Mr. Wilson can hear the record from his house and is convinced that wild animals have escaped from the circus and are after the boys so Mr. Wilson goes out to the yard to try and save Dennis and Tommy from danger.

Dennis Haunts Mr. Wilson's house due to him and his friends starting a club house in Mr. Wilson's basement.

George Wilson is looking for a rare coin. But George is in for a sad shock $250.00 (that's what he paid for the coin) But the coin is fake!

Dennis goes to any length to get a TV and turns Mr. Wilson's tv on!

Dennis sells Valentine's Day cards in July to by swim fins, which end up causing a run on Valentine's day cards around the entire neighborhood.

Dennis thinks his dad is broke so he sells bottles to try and help his dad out. However, when Dennis tells some of the neighbors what he is doing the neighbors get the wrong idea about the Mitchell's and think that they are in trouble financially.

Dennis starts a rumor that him and his family are moving to New York only to keep Mr. Wilson in town to get his award.

Dennis tries to walk to his Grandpa's house and the police stop him and try to figure out who he is.

Dennis is going crazy trying to find his gifts.

Dennis tries to fix his Grampa Perkins up with Miss Cathcart.

Mr. Wilson's garden originally consisted of Dahlia bulbs. When Dennis sees them, he thinks they are ""sweet potatoes"" and after his bedtime, he ""secretly exchanges"" what is in his garden with what is in Mr. Wilson's garden. Dennis eventually raises the Dahlia bulbs & wins a 1st prize medal. After the garden judges see Mr. Wilson's garden, he is also given a medal.

Mrs Holland tells Dennis that anyone who collets the most newspapers will win a silver dollar made in 1895 that is worth $600 which catces Mr. Wilson's eye.

Dennis learns Opie might leave because his bees have no honey. Dennis sprays prfume on Mr. Willison's flowers.

The Driscolls are new neighbors but the Driscoll's phone is on the same line as the mitchell's.

Mr. Wilson attempts to teach Dennis about bird watching, then Dennis takes care of a sick bird

The Mitchell's are having a party and the guests are late, So Dennis tries to help people find the house by taking an open House for Free!

Dennis meets Helen and wants to be pirate.

Dennis builds a bench for Mr. Dorfamn to sit on.

Dennis eludes a babysitter to go to the movies that his parents are at.

Henry and Mr.Wilson try to go fishing without Dennis.

To get a bike Dennis sells a fishbowl of beans which he has to count before 5pm!

Mr. Wilson thinks he has discovered a space satellite.