Lego Star Wars: The Complete Saga - 1 million studs

3 million studs:
At the main menu, press Start, Start, Down, Down, Left, Left, Up, Up, Select.

Debug and Debug Multiplayer options:
At the main menu, press Up, Left, Down, Right, Up, Left, Down, Right, Up, Left, Down, Right, R, L, Start, Select.

Bonus Touch Game 1:
At the main menu, press Up, Up, Down, L, L, R, R.