Episode 1
It's the Elwood City Dog Show and Killer is facing off against Sebastian Winkleplotz, the snobby, championship-winning poodle.
Episode 2
Arthur agrees to watch his neighbor's dog Amigo while Alberto is away. However, when Arthur is looking after Amigo, Pal feels he is losing his rank as top dog of the house.
Episode 3
D.W. and Bud embark on an epic wilderness adventure! Dense jungles, mystic ruins, the backyard has never been so exciting!
Episode 4
Apple picking, bake sales, craft classes... there's so much to do in Elwood City in the fall! And Ladonna's determined to do it all. But when you're juggling so much at once, you're bound to drop a ball... or five.
Episode 5
Alberto discovers that he has a natural talent for golf and begins competing at the local country club. But will his dad's over-enthusiastic and embarrassing cheers cause him to give up the sport altogether?
Episode 6
Buster has lost his flair for funny, and the harder he tries to make people laugh, the worse it gets.
Episode 7
Arthur and Buster have always been best friends. But when a leaky roof forces Arthur to study in Buster's room, they discover they make better friends then roommates.
Episode 8
Arthur's ecstatic when he wins free concert tickets on the radio. The problem is, he can only take one friend.
Episode 9
When Arthur catches Buster sucking his thumb, Buster worries that Arthur will tell the entire school.
Episode 10
Tired of doing chores, Arthur and the gang decide to invent their own country: Kidonia.
Episode 11
The local creek is polluted! Francine is determined to get the word out at the annual Earth Day rally, but she can't seem to speak up, so Ladonna attempts to help.
Episode 12
Ladonna can't wait to experience her first blizzard. Skiing, sledding, snow days! If only the weather would cooperate. Arthur and Buster attempt to help her. Meanwhile, D.W teaches Bud how to make snowballs.
Episode 13
When a mouse is discovered in the Read house, Arthur uses Nemo to try get rid of it, making Pal worried. Then, Ladonna shows up and shows Arthur, D.W., and Bud that mice can be friends as well as foes.
Episode 14
Muffy, Binky, and Ladonna find Carl's lost kite and they argue over who should take possession of it.
Episode 15
After meeting his hero, George is inspired to make a movie of his own, but he doesn't seem to be getting his own way in it.
Episode 16
When George accidentally breaks the class's prize woodworking project, Binky gets unfairly blamed.
Episode 17
Muffy is thrilled when mega producer J3 chooses her family for his latest reality TV project.
Episode 18
Buster has just won the best young artist award at the Elwood City Arts Festival. Sensing his work might be worth something someday, Muffy hires Buster to paint her portrait.
Episode 19
Everyone loves the Bang on a Can All-Stars, a funky experimental music group that's touring around Elwood City. Everyone that is, except Binky. A musical purist, Binky thinks their nontraditional sound is just a bunch of noise and sets out to prove it.
Episode 20
A new ice cream shop has just opened up across the block. With whimsical flavor names, futuristic furniture, and a cute mascot named Puk Puk, Yumbobo is threatening to put Brain's shop out of business.
