At any time type "HUNGRY SUNDAY", and the screen should flash letting you know it worked. Now during play press 'A' to advance one level.
001-"ZAABCZOD" | 034-"RCKHHPXI" | 067-"JCKONXOO"
002-"ZBFBCYPD" | 035-"RCKHHXOI" | 068-"JDPONWNO"
003-"ZBFBCYOD" | 036-"RDPIHWNI" | 069-"ICKONXQO"
004-"ZXKBCZND" | 037-"OCKIIXQJ" | 070-"IDPONWPO"
005-"YBFBOYQD" | 038-"QDPIIWPJ" | 071-"IDPPNWOO"
006-"YCKCCXPD" | 039-"QDPIIWOJ" | 074-"HDPPOWPP"
007-"YCKCDXOE" | 040-"QEAIIVNJ" | 075-"HDPPOWOP"
008-"YCPCDWNE" | 041-"PCKJIXQJ" | 076-"HEAQOVNP"
009-"XBFCDYQE" | 042-"PDPJIWPJ" | 077-"GDPQOWQP"
010-"XCKCKXPE" | 043-"PDPJJWOK" | 078-"GEAQOVPP"
011-"XCKDDXOE" | 044-"PEAJJVNK" | 079-"GEAQPVOQ"
012-"XDPDDWNE" | 045-"ODPJJWQK" | 080-"GFFQPUNQ"
013-"WCKDEXQE" | 046-"OEAKJVPK" | 081-"FCKRPXQQ"
014-"WDPDEWPF" | 049-"NCKKKXQL" | 082-"FDPRPWPQ"
015-"WDPDEWOF" | 050-"NDPKKWPL" | 083-"FDPRPWOQ"
016-"WEAEEVNF" | 051-"NDPLKWOL" | 084-"FEARPVNQ"
017-"VBFEEXPF" | 052-"NEALKVNL" | 085-"EDPRQWQR"
018-"VCKEEXPF" | 053-"MDPLKWQL" | 086-"EEASQVPR"
019-"VCKEFXOG" | 054-"MEALKVPL" | 087-"EEASQVOR"
020-"VDPEFWNG" | 055-"MEALLVOM" | 088-"EFFSQUNR"
021-"UCKFFXQG" | 056-"MFFMLUNM" | 089-"DDPSQWQR"
024-"VEAFFYNG" | 057-"LDPMLWQM" | 090-"DEASQVPR"
025-"TCKFGXQH" | 058-"LEAMLVPM" | 091-"DEATRVOS"
026-"TOPGGWPH" | 059-"LEAMLVOM" | 092-"DFFTRUNS"
027-"TOPGGWOH" | 060-"LFFMLUNM" | 093-"CEATRVQS"
028-"TEAGGVNH" | 061-"KEANMVQN" | 094-"CFFTRUPS"
029-"SDPGGWQH" | 062-"KFFNMUPN" | 095-"CFFTRUOS"
030-"SEAGGVPH" | 063-"KFFNMUON" | 096-"CGKURTNS"
031-"SEAHHVOI" | 064-"KGKNMTNN" | 099-"BDPUSWOT"
032-"SFFHHUNI" | 065-"JBFNMYQN" | 100-"BEAUSVNT"
033-"RBFHHYQI" | 066-"JCKOMXPN"