S4 E1 • D.W.'s Library Card

D.W. discovers that she can get her own library card and feel the power as Arthur has, but she can not write her own name. When she does and waits a week for a book to come in, she borrows it but never reads it because she thought she might destroy it.

Première diffusion : 6 septembre 1999

S4 E2 • Arthur's Big Hit

Arthur, after working hard hours of building a model airplane, D.W. throws it out the window to see if it flew, and the model exploded. Arthur became extremely mad and striked D.W.

Première diffusion : 6 septembre 1999

S4 E3 • Hide and Snake

While the kids played hide and seek, a snake showed up and Arthur brought it home. The thing that they discovered was that it was a poisonous snake and it was loose in Arthur's house.

Première diffusion : 13 septembre 1999

S4 E4 • Muffy's New Best Friend

Francine, tired of playing with Muffy because she never played soccer hangs out with Jenna, so Muffy searches for a new friend.

Première diffusion : 13 septembre 1999

S4 E5 • Buster's Breathless

D.W. obtained poison ivy while playing a game, so Buster recaps his problem with asthma and how everyone was afraid of him being injured or getting themselves injured.

Première diffusion : 20 septembre 1999

S4 E6 • The Fright Stuff

The girls prank the boys and the girls invite them to Muffy's celebration for the new ""Scare Your Pants Off Club Books"". The boys were really mad and they tried to pull a prank on the girls but they did not know that Muffy and Francine was also pulling a trick.

Première diffusion : 20 septembre 1999

S4 E7 • The Contest

Arthur and his friends enter a contest that they have to wait 5 years to find out who wins.

Première diffusion : 27 septembre 1999

S4 E8 • Prove It

When D.W. makes up a fake science museum, she makes up science to go with it! Can Arthur and the Brain stop her before she convinces everyone that snakes used to have feet?

Première diffusion : 27 septembre 1999

S4 E9 • The Blizzard

A blizzard strikes Elwood City and all the kids have to return home but before they do, they have to hand in their report which Francine did not finish so she had to write a longer report over the snowstorm days while the adults are scrambling all over the city, losing electricity and supplies.

Première diffusion : 4 octobre 1999

S4 E10 • The Rat Who Came to Dinner

Mr. Ratburn's house ceiling collapsed because of the weight from the snow on his roof, so he stays over at Arthur's house, and the surprising thing is that he began to like Mr. Ratburn.

Première diffusion : 4 octobre 1999

S4 E11 • D.W. Tale Spins

Grandma Thora tells D.W. a myth and this gave D.W. an idea to show to Arthur that she would make a better story than the ""Veggiemorphs"" using mythologies in her own version.

Première diffusion : 11 octobre 1999

S4 E12 • Prunella Gets it Twice

Prunella receives a Polly Locket for her birthday from her sister but she also gets one from Francine and Prunella did not like the gift so this made Francine unhappy, so Ghosts visit Prunella to tell her about how Francine worked so hard to get the doll.

Première diffusion : 11 octobre 1999

S4 E13 • Binky Barnes, Wingman!

Binky Barnes has a favourite pastime when Bug Week comes along - Butterflies, he worked very hard to collect these bugs for his report especially a hard blue-coloured kind.

Première diffusion : 18 octobre 1999

S4 E14 • To Beat or Not to Beat

There's a huge racket going on, on the roof of Francine's apartment but the kids realized it was Francine and now they must try to stop Francine from playing the drums and singing at the same time for the Talent Show.

Première diffusion : 18 octobre 1999

S4 E15 • 1001 Dads

Arthur believes that Buster is sad because Buster could not bring his dad to the Father's Day Picnic to have a fun time because his dad is divorced so Arthur tries to help him by ""borrowing"" a father for Buster just for that day.

Première diffusion : 25 octobre 1999

S4 E16 • Prunella's Prediction

Flashpants! That was all that Prunella wanted and when she gets a hint from her sister, Rubella, she was excited about getting them for her birthday, but the gift was not what she suspected.

Première diffusion : 25 octobre 1999

S4 E17 • What is that Thing?

Arthur and his friends are facing impossible tasks, and they encounter a device that could help them fix all those problems, but they do not know what it is.

Première diffusion : 1 novembre 1999

S4 E18 • Buster's Best Behavior

Buster and Arthur feel like that they are boring and they think they are not good at anything, so they try to imitate each others' lifestyle.

Première diffusion : 1 novembre 1999

S4 E19 • My Music Rules

Cellist Yo-Yo Ma and Saxophonist Joshua Redman were invited by Grandma Thora and D.W, Arthur and his friends. They battle over what kind of music is better than the rest-Classical or Jazz.

Première diffusion : 8 novembre 1999

S4 E20 • That's a Baby Show!

When Arthur was about to watch Bionic Bunny, he realized that the show after Mary Moo Cow was weird and Fascinating, but all his friends think it is the babiest show of all time. What can Arthur do now?

Première diffusion : 8 novembre 1999