Highlight the [Fun N Games] option on the fullscreen version of the 
movie (disc 2) and press [Enter]. Next, highLight [Buddy's Adventure]. 
This will take you to a screen with a Christmas Tree containing four 
red ornament balls on the left of your screen with four different games 
to play. On the right side of the screen you will see an easel with an 
arrow on it. Highlight the arrow and press [Enter]. This will take you 
to a numeric keypad. You need four numbers to gain access into the elevator. 
You can obtain the numbers by successfully playing all four games on Buddy's 
Adventure. The four digits are "1225". Remember, highlight the arrow on the 
easel and then type in the numbers "1225."