Angelica and her family go on vacation, but Fluffy stays behind at Chuckie's house. But there are 2 problems: Fluffy hates Chuckie, and Chazz is allergic to cats. Eventually, the other Rugrats help out in babysitting Fluffy. Meanwhile, Chazz, Stu and Betty pave Chazz's driveway, without success.
At a sleepover during a windstorm, Tommy & Chuckie try to catch the ""Sandman"" after hearing Stu's impromptu story about him. They eventually catch Chazz, who came home early from a party.
Angelica auditions for a part on a Romper Room-style TV program, ""Miss Carol's Happy House"". However, things get nasty after the audition when Angelica overhears the 74 year-old Miss Carol say nasty things about her viewers backstage; among these nasty things included a cuss word, which Angelica learns and says to her parents.
It seems like it when Grandpa accidentally shrinks Chuckie's clothes in the wash, after Chuckie got dirty. Afterwards, Angelica decides to play off Chuckie by thinking that he's a giant and that he'll squash Angelica, the Rugrats and the grown-ups. In the end, this action costs Cynthia her right to have cappuccino; her miniature cappuccino machine was brought over so Stu can fix it.
At a local park, where Stu & Didi took the Rugrats, Chuckie falls in love again, this time for a girl named Emma, and this time, something else gets in the way of their romance -- her big, 3-year-old brother, ""Big Binky"", who wants to distance Chuckie as far aways as possible from Emma. Knowing the problem, the Rugrats help Chuckie out by pestering Big Binky.
The rugrats take the expression "" If I were in your shoes"" litterally when Angelica and Chuckie change shoes and personalities. Things go bad, but it gets really worse when Tommy takes off Angelica's shoes from Chuckie's feet and he still acts like her. Later on Tommy wakes up, realizes that it was all a dream, and is glad that Chuckie is Chuckie and Angelica is Angelica.
Angelica auditions for a part on a Romper Room-style TV program, ""Miss Carol's Happy House"". However, things get nasty after the audition when Angelica overhears the 74 year-old Miss Carol say nasty things about her viewers backstage; among these nasty things included a cuss word, which Angelica learns and says to her parents.
Jonathan babysits the Rugrats at Charlotte's house while she's on assignment, but uses this opportunity to look for Charlotte's tape so he could ""dig up dirt"" on Charlotte for blackmailing purposes. However, he has to do this while humoring Angelica, as per Charlotte's orders. Meanwhile, the Rugrats dig up dirt (the one used to make mudpies, that is).
Grandpa gets out of doing chores by faking a "bad bug", though the Rugrats thought that he actually eaten one. To take care of this, they find some ""good bugs"" for Grandpa to eat.
Grandpa takes Tommy & Chuckie to the new Seniors Center to play bingo. When Grandpa starts losing, however, Tommy & Chuckie look for "Lady Luck", who turned out to be Mrs. Holkin, the center's supervisor. While they look for her, however, they livened up the center, where ""rest & relaxation is the key to happiness"", especially since this is a place where aerobics and cha-chas are just as slow as Tai Chi, and where jumping over checkers is prohibited.
After eating Stu's popcorn Tommy develops a case of the hiccups. The only cure is to be scared, but Tommy is a brave baby and isn't scared of anything.
The Rugrats' parents go out to see the opera after hiring Ben & Elaine, our newlyweds from Let Them Eat Cake, to babysit them. The couple is babysitting them to get a feel on what parenting feels like, as they plan to have kids in the future. However, the chore of babysitting babies does not go exactly as planned, in advance.
Chazz falls in love with Naomi, a traffic cop, but the Rugrats try to sour their relationship after Angelica's lie of cops stealing babies. Chazz's date with Naomi later becomes more bizarre after Chuckie accidentally breaks Chazz's glasses; after the breakage, Chazz went without his glasses, as he feared that the taped-up glasses would make him look like a geek.
The Rugrats wander around a ""Chuck E. Cheese""-type pizza restaurant after Piggy inadvertently stolen the game tickets that Angelica had won. Meanwhile, Stu & Drew try to outwit each other playing a Reptar pinball game.
Gabriel Lasky, a.k.a. ""The One-Toothed Baby"", pops one of the McNulty kids' balls by biting it; however, the McNultys placed the blame on another baby with one-tooth -- Tommy. As they cart Tommy up a hill for Tommy's punishment, Tommy escapes, leading to a manhunt, with the McNultys finding Tommy, and Tommy finding Gabriel. But will the McNultys learn the real story? And will they believe Tommy? While all this happens, Gabriel's grandpa cheats while playing chess with Tommy's grandpa. Not a Quinn-Martin production.
Aunt Miriam is back; this time, we're visiting her place, as she, Grandpa, and her friends play poker. The Rugrats become scared of the old ladies when one of them jokingly commented that Chuckie was good enough to eat, and when Miriam recruited Chuckie to become her ""helper"" (which was genuine, but the Rugrats felt different).
Jonathan babysits the Rugrats at Charlotte's house while she's on assignment, but uses this opportunity to look for Charlotte's tape so he could ""dig up dirt"" on Charlotte for blackmailing purposes. However, he has to do this while humoring Angelica, as per Charlotte's orders. Meanwhile, the Rugrats dig up dirt (the one used to make mudpies, that is).
The adults accidentally left Grandpa behind at a gas station while trying to take home an easily-perishable banana tree they purchased from a nursery about 3 hours from home. Grandpa unwittingly hitches a ride with strangers, but everyone ends up at a cheesy, Canadian-themed tourist stop called ""North Of The Border"" (""Where You Can Go To Canada Without Crossing The Border""). Tommy & Chuckie try to reunite Grandpa with Stu & Didi, but there's one slight problem -- Grandpa thinks he's in Canada -- with no ID (Tommy threw his wallet out the car window).
Angelica tries to scare Tommy out of his hiccups
Chuckie thinks he made Tommy's tree in the backyard sick when he spilled apple juice on it. They put maple syrup on it, and think it will stick, but it won't. Then, they find out that leaves fall from every tree.
Gabriel Lasky, a.k.a. ""The One-Toothed Baby"", pops one of the McNulty kids' balls by biting it; however, the McNultys placed the blame on another baby with one-tooth -- Tommy. As they cart Tommy up a hill for Tommy's punishment, Tommy escapes, leading to a manhunt, with the McNultys finding Tommy, and Tommy finding Gabriel. But will the McNultys learn the real story? And will they believe Tommy? While all this happens, Gabriel's grandpa cheats while playing chess with Tommy's grandpa. Not a Quinn-Martin production.
At his birthday party, Timmy McNulty bans the girls from playing because they have cooties. However, the girls get back at them by thinking that they actually have a contagious form of cooties.
Aunt Miriam is back; this time, we're visiting her place, as she, Grandpa, and her friends play poker. The Rugrats become scared of the old ladies when one of them jokingly commented that Chuckie was good enough to eat, and when Miriam recruited Chuckie to become her ""helper"" (which was genuine, but the Rugrats felt different).
A baby duck hatched in Tommy's backyard, and the first thing it sees is Chuckie. Chuckie adopts the duck, which he calls ""Herbert"". At first, caring for Herbert was exciting, but when the novelty wears out, it becomes a chore. Meanwhile, Betty and her environmental group protest at a condo site that left the baby duck's mother without a home, while Grandpa tries to win at checkers.
Spike's attempts to save Dil from immenent danger gets Spike in trouble with Stu & Didi.
In order to get two Cynthia toys Angelica pretends that she has a twin to get double of what she wants. Everything goes well until the babies like her twin better then her so she decides to go back to being herself.
Spike's attempts to save Dil from immenent danger gets Spike in trouble with Stu & Didi.
Stu & Didi start a new baby book for Dil, to keep track of various firsts that will occur in Dil's early years. At first, of course, the book is blank, which led Angelica getting the babies to believe that Dil is not so smart. Trying to prove otherwise, Angelica and the Rugrats ""train"" Dil.
As a challenge to see whether the Rugrats are ""grown-up"", Angelica entices the Rugrats not to sleep during naptime, then uses various tactics to get them to fall asleep. The winner gets to play with Stu's newest invention, the ""Magical Merry Music Ball"".
When Stu goes on a vacation he tells Tommy that he is the man of the house now, and he has to watch over Didi and Dil while he's away.
Stu gets worn out taking care of Tommy and Dil so the adults send him on a spa treatment to make him feel better.
Stu & Didi start a new baby book for Dil, to keep track of various firsts that will occur in Dil's early years. At first, of course, the book is blank, which led Angelica getting the babies to believe that Dil is not so smart. Trying to prove otherwise, Angelica and the Rugrats ""train"" Dil.
Chuckie thinks that he's not normal because he can color with either his left or right hand.