Some revisions, some bugs, and some code from Super Mario Bros 2. Featured cheat codes: Music Extension: XSXPZIAT Animation Fix: AXNYSZTX Birdo Head Change: (I wouldn't use these, myself) EEVNGZAA XEVNIZZE XEVYIZZE EEVYGZAA KLEYGLAX VLEYILZX EEVNAXGE EENYAXGE XEVNPXTE XENYPXTE EENNGXGE XENNIXTE EAENALAE XAENPLZE KUNNZXTX KUNNLXTX