Tommy has received his favorite toy in the whole world -- a ball. Angelica, always looking to spoil the babies' fun, takes the ball and tosses it into the neighbors' yard, resulting in the babies risking life and limb looking for it.

Betty tells the story of how Phil and Lil got placed in a diaper commercial where the twins preferred exploring and destroying the set rather than sticking to the script.

After Tommy is found drawing on walls at the Pickles' house, Stu and Didi take him to a psychiatrist name Dr. Lepetomaine. When Tommy breaks free and has an adventure around the medical office building, Stu ends up being the one psychoanalyzed.

After seeing a scary movie, Tommy and Chuckie decide to find out if Stu is a human or robot. Too bad his sleepwalking makes him appear to be a mechanical monster!

Angelica brings her cat Fluffy over to the Pickles' house, where it makes a mess. When Angelica blames the cat's misdeeds on Spike, will Tommy be able to clear his dog's name?

Tommy and Chuckie accidentally toss their glider plane into the scary basement. They explore Stu's workshop and inadvertently fix an invention.

Chaz wants Chuckie to be potty trained but can't get him to go. The babies try not to let Didi and Stu make him use it. Chuckie has a dream about never learning and he uses the potty overnight.

Tommy tells the babies that he's going to get his booster shot, but when Chuckie warns Tommy what it is he becomes scared and tries to avoid getting it.

After 40 years, Grandpa's long-lost love Morgana pays a visit. Morgana broke up with Grandpa over his affair with another woman named Trixie McGee, but never knew the real story. Also, Grandpa doesn't want her to know that he's a grandfather, so he rushes Tommy and Chuckie to bed. In any case, everyone has to contend with Stu's new remote-controlled couch, which is more like a mechanical bull for two.

After Angelica finds out that Santa Claus is a fake, she decides to take Phil and Lil's presents away. Meanwhile Tommy tries to convince Chuckie that Santa Claus isn't a scary man. The adults take them all for a trip in the mountains for Christmas and that's where the Christmas spirit strikes Angelica and she decides to give Phil and Lil their presents back so she won't get coal for Christmas. Chaz decides to dress up as Santa and when Chuckie sees him he loses his fear of Santa Claus.

New neighbors the Carmichaels come to town and the Pickles help them get settled in. Tommy meets all the kids: Alisa, Buster, Edwin and Susie Carmichael. Susie tells Tommy all about her great room, but she can't find it so they search all around Susie's new house for her brand new room.

Bored at home, the grown-ups decide to take the Rugrats to see "Reptar On Ice," but when they find Reptar's baby the rugrats decide to be part of the act.

After Chuckie mistakenly goes down the "big kids' slide" at a Chuck E. Cheese-type place, he's afraid of all slides, and Angelica and Suzie bet on whether he will go down another slide.

Susie impresses the babies when she stands up to Angelica for them, but to get back at her Angelica says that she can do anything better than Susie can. They have multiple competitions and after getting tired they decide that everyone is the best at something sometimes.

Tommy gets really mad at Angelica for ruining his ""3 Baby's and a Guitar"" statue. So Tommy wishes for the worst thing to happen for Angelica. She turned stone, but the babies don't know it's Drew's annivesry present for Charlotte.

Stu shows everyone boring home movies, but the kids make drawings of their own that are brought to life by the Rugrats cartoonists. A VERY cool story with actual art by the children of the makers of Rugrats.

Grandpa Lou tells the story of how much Stu and Drew fought as babies and try to get th eold tv working so they can watch the TV show, ""Blocky and Oxwinkle"".

The Rugrats play-act their favorite super-heroes, ""The Mega Hyper-Heroes"", a Captain Planet-type program, as Angelica commandeers their action figures.