Instructions
Visit the Mumbo Shack in Mad Monster's Mansion and transform into a pumpkin.
Return to the starting pad and exit the level.
Walk through the gate in the graveyard and down the hill to the home at the bottom, then enter the home through the hole in the door.
Talk to Mumbo at the back of the house to be turned back into a bear.
Pound the coffin to knock the lid off, then pound the switch inside to release the puzzle piece for Rusty Bucket Bay.
Return to the room in which you found the puzzle piece for Mad Monster Mansion.
Climb up the crates and then pound the switch at the top.
Enter the tunnel in the room, then turn left to find the puzzle piece for Rusty Bucket Bay. Complete the puzzle with jiggys earned in earlier levels.
Leave the room with the puzzle piece and continue through the tunnel out the side you didn't enter to end up in the same room as the entrance to Rusty Bucket Bay.
Swim underwater to access the entrance to Rusty Bucket Bay.