Kid 1: I wanna be a doctor! Kid 2: I want to be a veterinarian! Kid 3: I want to be a fireman! Zim: And I will be... LORD OF ALL HUMANS! Dib: I'm gonna be a professional paranormal investigator so that I can spy on- (Dib is cut off as the camera pans toward Melvin) Hey, I wasn't finished! Melvin: WHEN I GROW UP, I'M GONNA BE AN ASTRONAUT!! Ms. Bitters: When I was your age, I wanted to be an astronaut too, Melvin.! (show Ms. Bitters as a young girl in a spaceship) Ms Bitters: And then my ship IMPLODED in the vacuum of space! (the ship blows up) 'Ms Bitters: Oh, you poor, doomed child. Dib: Yes!