Easter egg: On the Main Menu, when Scooby-Doo is startled by the ghost and he drops the Scooby Snack in his mouth, highlight it and then press Enter. This will access a short featurette on how it rained on set, during filming. Also, on the Special Features' second page, hit left on your remote and the sign with "Zoinks" under it will light up, then hit Enter.
Easter egg: On Disc 2, go to the Chamber Challenge in Activities and the narrator says something about a secret passage. Well, at the start instead of clicking the center forward arrow, be quick and press 'LEFT' on your remote, then it reveals the secret passage. On the U.S. release press 'LEFT' and then press 'UP' and again it shows the secret passage, bypassing the questions.
Easter egg: At the main menu go to Sneak Peeks, place the cursor on the wave logo (that's the one that takes you back to the main menu) then click left on your remote control, you should see an outline of Stitch, press enter to see a preview of Stitch's upcoming movie.
Easter egg: First, watch the movie or watch a special feature, then go to the main menu. In the main menu, highlight any of the four options, but don't press enter. Press the right button and the "Tribulation Force" part of the title will turn from a yellow color to a red color. Press enter. You will hear a funny story from the Director of Photography.