Porky Pig's Haunted Holiday

Cheat mode:
Wait until the screen with license text is about to fade, then quickly press Down, Up, Left, Left, A, Right, Down. If done correctly, an alternate options screen will appear. This menu allows you to watch the cinematics and ending sequence. Additionally, press Select during game play to enter a debug menu titled "Joe Booth's C.M.S. Editor", which allows various programming flags and levels to be set.