Outtakes!

Slap Disc 1 into your player and go to the "Options" page. The next part may be tricky on some players, so be patient if it doesn't work right away.
Press '10+' then '1'
Wait for your player to accept it.
Now press '3'
Wait for your player to accept it.
Now press '8'
With any luck, you'll get the outtakes now

Making of the Podrace video

Insert Disc 2 and select "Deleted Scenes and Documentaries". From that menu, select "Deleted Scenes Only". Select "Complete Podrace Grid Sequence". On that page, highlight the Documentary menu and press "right' on your remote. You'll see a small highlighted box. Press "enter" on your remote

Making of the Podrace, 2nd lap

place Disc 2 into your player and select "Deleted Scenes and Documentaries". Select "Deleted Scenes Only". Select "Extended Podrace Lap 2". On that page, highlight the Documentary menu and press 'right' on your remote. A small box will be highlighted. Press 'enter' on your remote. Now you can watch the "Making Of" video for the second lap of the Podrace

Hidden Menu Backgrounds

There are three themes that I know of: Coruscant, Tatooine, and Naboo(default theme.)

To access these, simply use your title/chaper select abilites and select the appropriate title:

Title 4: Coruscant Menu
Title 5: Tatooine Menu
Title 6: Naboo Menu

also, if you select Title 3 you can view the outtakes without having to type in "1 1 3 8."

Secret THX Setup Menu

In the Language Selection menu, press down on your DVD remote 3 times to select the THX icon in the bottom right hand corner of the screen, this will take you to a THX test menu with Video and Audio tests that you can perform on your system