October 4, 1959 · 30 min
Dennis eludes a babysitter to go to the movies that his parents are at.
October 11, 1959 · 30 min
Dennis replaces a fallen signpost... backwards.
October 18, 1959 · 30 min
Henry and Mr.Wilson try to go fishing without Dennis.
October 25, 1959 · 30 min
Dennis tries to fix his Grampa Perkins up with Miss Cathcart.
November 1, 1959 · 30 min
Mr. Wilson thinks he has discovered a space satellite.
November 8, 1959 · 30 min
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.
November 15, 1959 · 30 min
Dennis helps Mr Wilson sell a neighbors house.
November 22, 1959 · 30 min
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.
November 29, 1959 · 30 min
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.
December 6, 1959 · 30 min
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.
December 20, 1959 · 30 min
Dennis is going crazy trying to find his gifts.
December 27, 1959 · 30 min
Dennis meets Whip Crawford his cowboy idol after Mrs Webster tells Dennis he will be in the play.
January 3, 1960 · 30 min
Dennis Haunts Mr. Wilson's house due to him and his friends starting a club house in Mr. Wilson's basement.
January 10, 1960 · 30 min
Mr. Wilson attempts to teach Dennis about bird watching, then Dennis takes care of a sick bird
January 17, 1960 · 30 min
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!
January 24, 1960 · 30 min
To get a bike Dennis sells a fishbowl of beans which he has to count before 5pm!
February 7, 1960 · 30 min
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!
February 14, 1960 · 30 min
Dennis's duck (George) causes problems for Mr. Willson who is running for The Garden Club. He tries to get the duck to the lake.
February 21, 1960 · 30 min
Henry tries to take Alice out on their Anniversary. Meanwhile Dennis tries to build a swing in his yard and ends up chasing a cat up a tree in the process.
February 28, 1960 · 30 min
Dennis cares for a dog named Charlie who wins a prize for his painting!
March 6, 1960 · 30 min
Dennis meets Helen and wants to be pirate.
March 13, 1960 · 30 min
Dennis goes to any length to get a TV and turns Mr. Wilson's tv on!
March 20, 1960 · 30 min
Dennis asks a reporter to write a story about his dad with hopes of getting his picture in the paper.
April 10, 1960 · 30 min
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.
April 17, 1960 · 30 min
Dennis learns Opie might leave because his bees have no honey. Dennis sprays prfume on Mr. Willison's flowers.
April 24, 1960 · 30 min
Dennis puts a sign in Mr. Finch's store telling everybody not forget his mom's Birthday.
May 1, 1960 · 30 min
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.
May 8, 1960 · 30 min
Mr. Wilson has a bunch of starlings in his tree and wants to get rid of them. Dennis eventually gets rid of the starlings by putting liver in Mr. Wilson's tree which attracts a lot of cats.
May 15, 1960 · 30 min
The Driscolls are new neighbors but the Driscoll's phone is on the same line as the mitchell's.
May 22, 1960 · 30 min
Dennis builds a bench for Mr. Dorfamn to sit on.
May 29, 1960 · 30 min
Dennis tries to walk to his Grandpa's house and the police stop him and try to figure out who he is.
June 12, 1960 · 30 min
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.
