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

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.

Mr. Wilson's Niece is getting married and asks Dennis to be the ring bear.

Dennis convinces Mr. Wilson to run for park commissioner because the playgroung is closed except on weekends.

Dennis attempts to find Miss. Cathcart a best friend, so he gets her a dog from the pound. However the dog's owner is looking for him and ends up showing up at Miss. Cathcart's house before Dennis brings the dog over to Miss. Cathcart. So she mistakenly thinks that the guy is the friend instead of the dog.

Miss Cathcart's cat is accidentally locked in the trunk of Mr. Wilson's car.

Dennis brings home little chicken eggs to take care of for his school project, but ends up taking them over to Mr. Wilson's house because the Mitchell's electricity went out.