40 Banana Coins- At the file select screen highlight a saved game and Hold Left or Right, then quickly press B, B, A, A.
47 Kremkoins- At the file select screen highlight a saved game and Hold Left or Right, then quickly press A, B, A, B.
47 Lives- At the file select screen highlight a saved game and Hold Left or Right, then quickly press A, A, B, B.
End Already Complete Levels- After pausing press Start + Select.