Rosie: Caillou! Play?
Mommy: Maybe Caillou needs a bit of time alone right now.
Rosie refers to herself in both third-person ("Rosie too!") and first-person ("Me too!") in this episode.
Caillou talks about Rosie after the closing credits.
Real Kids Segment: After a birthday party is canceled, kids explore various things to do when original plans don't work out.
Caillete Musical Number: "Something New to Do"
Now That I'm 4: Caillou says that now that he's 4, there's lots of things he can do. He can make hearts out of paper for a Valentine and he can also make a clown sundae.
Instead of "Hi, Gilbert!" this episode features Teddy playing Rexy's old game: "What Doesn't Belong?" The format is a bit different from the old game, in that Teddy appears at the center of the screen and the objects show up one by one before the imaginary audience gets to tell Teddy which one doesn't belong.