Continuity mistake: After Amanda calls Angelica to tell her that she can't make it to her party, she takes her RSVP card from the "Yes" box to the "No" box. The problem is, the check mark on the card magically changes from being by the yes to being by the no without anyone touching it.
Continuity mistake: Towards the end of the episode, Phil walks out the bathroom in a homemade turban, imitating Chuckie's role of "Chongo" Nicole's hair has turned black at this part, in place of it's usual brown.
Continuity mistake: When the gang is in the Java Lava near the end Chazz says "Chuckie isn't here he went to the ice skating rink with Suzie". But when Tommy springs the trap we see that in fact Chuckie was there.
Continuity mistake: Lil's hair changes color at the lunch table. It changes from Kimi's hair color then back to Phil's.
Continuity mistake: Right after Amanda changed her mind about going to Angelica's party, there are still at least 5 more cards in her "Yes" box. However, when the shot changes, the "Yes" box is completely empty.
Continuity mistake: Chuckie is with Kimi and Lil in the school dressed up as the guy he calls 'Chongo', to make Nicole like him. He tells them it's no use and his plan won't work. In the shot when Kimi says to him, "Then forget Chuckie for now, here's your chance to be someone new," the ear-ring he is wearing in his left ear has disappeared.
Continuity mistake: In the scene towards the end in which it shows them as the Rugrats again, when the babies nap it shows Tommy lying on and cuddling with Lil and a space between Reptar and Chuckie. However, in the next frame it shows Tommy transported to cuddling with Reptar a few babies away.