Arthur (season 18)

The Friend Who Wasn't There: When Muffy hears D.W. talking to Nadine, she explains this to the gang, and Arthur says that Nadine is only D.W.'s imaginary friend. Muffy and her friends talk about their imaginary friends. Buster has 5, excluding one of them mentioned in "Read and Flumberghast", Arthur replies his bear Stanley was his imaginary friend, and Francine's imaginary friend was an alligator who always told mean stories about Catherine, Francine's older sister. Muffy searches for her imaginary friend, and the episode focuses on her imagination until Bailey comes, and the name is revealed to be Waldo.

The Case of the Girl With the Long Face: George is concerned about Fern when she falls into a state of sadness, but doesn't know why; wanting to get to the bottom of the mystery, he enlists Buster Baxter, Private Eye. to investigate. After following the case, and coming to a number of dead-ends (such as a little spat Fern had with Muffy over wearing a lavendar hair bow, or jogging in the rain with Binky), the two finally learn that Fern was feeling sad, for no reason, and that she goes through sad spells from time to time, but it's during those sad spells that she's able to really dig deeper into her imagination for more story ideas.

The Tattletale Frog: Bud Compson continuously wins against D.W., so she suggests a game called Throw the Hat, in which she accidentally breaks Dad's Froggy. So D.W. tries to hide it, and finds a hiding place in the cabinet. When D.W. got back to her room, Bud suggests getting his hat down. D.W. tries, but with no success. D.W. and Bud try to get a ladder upstairs, but they were caught by Dad. He tries to scold D.W., but was interrupted by a phone call. Then D.W. sees Mom and tries to distract her, but Mom catches her. D.W. shows her the mess and manages to cover it up. But then she felt guilty and confessed. Later, she called Bud on the phone to tell him that she's staying home for a week as her punishment for breaking Dad's Froggy. Bud understands and they play rock-paper-scissors with D.W. winning as the episode ends.

Best Wishes: After wishes for snow and cupcakes come true, Buster, Francine, and Binky are convinced that George has Wish Mojo, and put him under incredible pressure to use his new Wish Mojo to wish for even more snow - specifically, "School-closing snow." The pressure becomes too much for George to handle, so when he's put to task, he quietly wishes that everybody will simply have a good year. A big snow day comes, and when George reveals what his wish really was, the others realize it was wrong of them to put him under so much pressure.

Fountain Abbey: Muffy is sad to discover that one of her ancestors worked as a maid for one of Binky's ancestors - a lord. Upon further investigation, Muffy finds out how that maid got promoted to a business manager.

Foreword: Arthur imagines what it would be like to have two dads like a Tamarin monkey, for Thora, his mom and DW to take care of Kate together like elephants, or to be fed pudding and beef stroganoff and a cocktail weeny by non-family like Arabian babblers. Whip. Mix. Blend: When Rattles' mom is invited to stay at her lover Archie Vanderloo's house for a weekend, Rattles must learn to get along with his two kids, neither of which have any resemblance to Rattles in terms of interests.

Two Minutes: Timmy is outraged when he discovers Tommy was born two minutes before he was, leading to a power shift in the Tibble Household, with Tommy acting like a superior to Timmy. However, Timmy, angered by his brother's behavior, calls on D.W, an expert older brother tamer to put Tommy in his place.

Arthur Read, Super Saver: After hearing a slideshow on the Great Depression, Arthur begins to worry about the amount of money his family seems to be wasting through usage of water, electricity and lawn mowers.

The Pageant Pickle: Arthur is embarrassed about having to go see D.W's spring pageant, which he believes to be a waste of time. However, D.W questions the simplistic style of the pageant while rehearsing it and writes a poem to contribute, and tricks Arthur into performing in it.

Part 1: When a powerful hurricane hits Elwood City, Arthur struggles to reunite lost pets and owners.