Pizza Planet Truck
In the scene where the aquarium fish are crossing the street in the water-filled bags, youll see a bunch of cars pass by really fast. If you slow it down or pause it, youll see a red truck, if you look closely, youll see that its the Pizza Planet truck from Toy Story.
Mobile from Monster's Inc.
Hanging in the Dentist's office on the ceiling above the exam chair is Boo's mobile from Monster's Inc.
Comic Book from Upcoming Movie
In the scene in the dentist's office when Marlin and Dory finally get to Nemo, in the 5-second shot in the waiting room, the boy inside is reading a comic book called "The Incredibles". "The Incredibles" is the 6th movie Pixar is making. A trailer for it comes with the Finding Nemo DVD.
Boats for the Crew
Many boats in the Sydney harbour are named after Pixar employees such as: David Salter, Jerome Ranft and Peter Sohn. Another boat is name "MEN V" which is the name of the software Pixar used to make the film.
A postcard on the back wall in the Dentist's office states: "GREETINGS FROM EMERYVILLE". Emeryville is the city where Pixar is located.