At the world select tree:
L, Up, X, Up, R, Y
Pause the game in any level and enter the code A, L bumper, L bumper, R bumper, A, Down, A, R bumper (ALLRADAR) to reveal the locations of all calabash for that level.
In the gallery:
B, Up, B, B, L, Y
|2 bonus levels||Beat the game once|
|Developers Art||Beat the game once|