Dennis eludes his babysitter to go to the movie that his parents are seeing.

Dennis and Tommy replace a fallen street signpost but fail to notice theyve put it up with the street names facing in the wrong direction.

Henry and George try to go fishing without Dennis.

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

Mr. Wilson thinks he has discovered a space satellite.

Dennis mistakenly raises Mr. Wilson's dahlia bulbs and wins a first-prize medal.

Dennis helps Mr. Wilson sell a neighbor's house.

When Dennis and Tommy camp out in the backyard, Mr. Wilson suspects wild animals are going to attack them.

Dennis thinks his dad is broke, so he sells bottles in an attempt to make some extra money.

Dennis starts a rumor that he and his family are moving to New York in order to keep Mr. Wilson in town for an award he is due to receive.

Dennis goes crazy trying to find his gifts.

Dennis meets Whip Crawford, his cowboy idol, after Mrs. Webster tells Dennis that Whip will be in the community pageant.

Mr. Wilson becomes suspicious when he hears noises caused by Dennis and his friends who've set up their clubhouse in a crawl space underneath his house.

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

Mr. Wilson purchases a rare coin for $250, but Mrs. Wilson, without realizing what it is, lets Dennis take it to use in a wishing well.

When his parents won't buy him a bicycle, Dennis attempts to get one on his own.

The Mitchells are having an open-house party and are worried that Dennis may, somehow, make trouble.

Dennis' duck causes problems in Mr. Wilson's garden, and Mr. Wilson warns Dennis to keep him out.

Henry tries to take Alice out for their anniversary. Meanwhile, Dennis tries to build a swing in his yard and ends up chasing a cat up a tree in the process.

Dennis cares for a dog named Charlie who wins a prize for his painting!

After being read Treasure Island, Dennis and Tommy become fascinated with buried treasure.