Stu and Chaz take Tommy and Chuckie to the Toy Palace and Tommy and Chuckie think it would be neat to live in the store and so they sneek away. Stu and Chaz, completely oblivious to what's going on, leave (with a doll and a monkey doll) Tommy and Chuckie in the store. Tommy and Chuckie explore the store with a lazy security guard watching wrestling. Tommy and Chuckie soon find out living in the toy store isn't so good when they get chased by a giant ape toy called "Thorg."

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.

Phil and Lil tell Tommy and Chuckie that there's a world behind the mirror, so Tommy and Chuckie explore it. The world is the complete opposite of their world, but when it gets too scary they decide to come back.

Stu and Drew decide to play golf on a course that's impossible to win. Angelica says that if they win they get ice cream, so in the end the Rugrats help them win and they get ice cream after all.

While Grandpa goes on to Chicago because he missed his train stop (likely on purpose), the Pickles stop in (fictional) Willoughby, Iowa to attend their family reunion, hosted by Hugh Pickles and his wife Dotti. Angelica tells Tommy and the other kids that reunions are swap meets for kids, with the kids being swapped. Her lie ended up backfiring on her, however, when a couple of other farming relatives, Mackie and Edie, have a kid like Angelica.

Aunt Miriam and Lou were not nice to each other. They always did and acted like Angelica and Tommy are today. Tommy and Chuckie go in the bathroom and find a hair dryer, a radio and a wig. They think Aunt Mirian is an alien and investigate.

Charlotte and Drew go on a power rafting trip. Angelica has to stay with Uncle Stu and Aunt Didi. She gets mad for not giving her attiention, so she fakes breaking a leg. It drives Stu and Didi nuts, but she eventually gets caught and in the end she gets it back double as Charlotte breaks her leg.

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.

Stu and Didi ended up taking Tommy to an important dinner at "Chez Ennui" with Mr. Mucklehoney (president of Mucklehoney Industries, a toy company), since Tiffany the babysitter (via telephone) and Grandpa have different plans (the babysitter's OTHER goldfish died and Grandpa was going bowling with a friend of his named Louise). Tommy, however, has plans of his own, and proceeds to get loose in the resturant kitchen, causing absolute chaos.

Tommy wants to see the Reptar movie, but his parents take him and the other Rugrats to the Westside Octoplex to see The Land Without Smiles (starring the Dummi Bears) instead. The Rugrats leave the Dummi Bears to go look for Reptar (showing at the same theater), leaving a path of destruction behind them.

Angelica sleeps over at Tommy's, but her desire for an open window leaves Tommy feeling ill. This results in some very bizarre dreams.

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.

Didi brings Tommy to her work place - the local high school, for use as a visual aid. But when Tommy gets free and roams around campus, he becomes friends with a rebellious biker.

Stu and Lou enter Tommy in a beauty pageant for baby girls when they learn that the Grand Prize is the Kingfisher 9000 (a top of the line sport fishing boat). But will a dress and a wig fool Tommy's toughest competiton...Angelica?

Stu and Grandpa take Tommy to see a Grizzlies' baseball game. Tommy, however, is more interested in his balloon hunt than the game, and his balloon hunt helps make a very important play for the Grizzlies' player Bucky Majors..

Being mistaken for the son of the millionaire Ronald Thump, Tommy is kidnapped by some thugs named Bob and Mike. But the kidnappers soon find out that it was more trouble than it was worth when Tommy begins flushing their stolen loot down the toilet.

After hearing Grandpa's mythical story about a moose, the Rugrats go look for one.

Grandpa is supposed to play his trumpet at a Veteran's Picnic, but Spike runs off with his dentures. Tommy and Chuckie set out to get them back in the craziest wild-duck chase in the history of dental rescue.

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!

When Stu orders a "Tina Trousers" doll from Eggbert Toys to see how it compares to his own "Patty Pants" design, Tommy think the Pickles' are getting a new baby in the mail. Hitching a ride with the mailman, Tommy ends up exploring the post office.

The Pickles family sets up a haunted house for Halloween, and Angelica is determined to find all the Reptar Bars. But when the Rugrats go searching for them as well, will they end up scaring her off?

When Spike is accused by Stu of knocking things over in the Pickles' garage, the Rugrats go to investigate what really happened and clear Spike's name. Believing it to be a monster, will the babies be brave enough to discover who the real culprit is?

On advice from Dr. Homer, Tommy's dentist (Didi prefers calling him a "tooth fairy"), Stu and Didi want Tommy to start drinking from a cup. Tommy, however, wants to stick with the baby bottle.

When Grandpa Lou takes Tommy with him to the supermarket, madcap adventure follows as Tommy gets loose and goes on a quest for Reptar cereal.