Q*Bert 3
   Start at Level 11See the programmer's names20 Expert RoomsView the full movie
Start at Level 11To jump to Level 11, go from the Title Screen to Game options, press Start, then tap the B button eight times. You'll get a tone. Press Start to go to the Title Screen and play.
See the programmer's namesOn the Options screen, simultaneously press the L and R Buttons. This lets you see the programmer's names, as well as view a great light show. 
20 Expert RoomsOn the Options screen, press B, Y, Y, Y, B, Y, Y, Y. This will allow you to access 20 Expert Rooms for a real challenge. 
View the full moviePress Right, Up, B, A, Down, Up, B, Down, Up, B (RUBADUBDUB) on thetitle screen to view the full movie.