It is Tommy Pickle's first birthday. Tommy wants some of Spike's dog food. He convinces his friends, Chuckie, Phil, Lil, and big cousin Angelica to try it.
Phil and Lil star in a diaper commercial, upset the crew and destroy the director's prized set./Didi brings Tommy to school where she teaches home economics.
First half: Grandpa and Stu dress Tommy in drag and enter him in a beauty pageant for little girls, to win the grand prize, a fishing boat. Second half: Tommy goes to a baseball game.
Both Tommy Pickles and Chuckie Finster go on another adventure to try get Grandpa's teeth, who was told to never take them out. Along the way, the babies run into Geese who gets hold of Gradnpa's chompers.
While watching a scary show a kid discovers his dad is really a robot./Tommy climbs in a bag and ends up at the post office where he's mistaken for a piece of mail.
The adults blame Spike for mysterious accidents in the garage, but Tommy believes his pet is innocent. Convinced the accidents are caused by a monster, Tommy talks the other Rugrats into a garage expedition.
Tommy gets excited when he sees a pyramid display of Reptar cereal boxes at the supermarket. He hitches his cart to another with sausage links and takes a wild ride through the supermarket.
The dads are watching football on TV, the Rugrats are in their pen and Angelica decides she wants Tommy's chocolate milk bottle. / The Rugrats stage a trial to determine who broke Tommy's clown lamp.
Angelica's cat Fluffy breaks some pottery and Spike is wrongly accused./At the Sleazola Bros. Carnival, a guy in a rubber Reptar suit is giving out samples of Reptar cereal. Angelica runs off with his bag and everyone follows her on a wild chase.
Stu and Didi take Tommy and Angelica on a car trip to the Grand Canyon./Tommy and Chuckie accidentally toss their glider plane into the scary basement.
