diff --git a/src/mame/drivers/pacman.c b/src/mame/drivers/pacman.c
index f9bf536bdec..b45934c48bf 100644
--- a/src/mame/drivers/pacman.c
+++ b/src/mame/drivers/pacman.c
@@ -4275,6 +4275,31 @@ ROM_START( mspacmat )
 ROM_END
 
 
+// a graphics-only hack for Ms. Pac-Man that was sold as romkit by Two-Bit Score
+ROM_START( msheartb )
+	ROM_REGION( 0x20000, "maincpu", 0 )	/* 64k for code+64k for decrypted code */
+	ROM_LOAD( "pacman.6e",    0x0000, 0x1000, CRC(c1e6ab10) SHA1(e87e059c5be45753f7e9f33dff851f16d6751181) )
+	ROM_LOAD( "pacman.6f",    0x1000, 0x1000, CRC(1a6fb2d4) SHA1(674d3a7f00d8be5e38b1fdc208ebef5a92d38329) )
+	ROM_LOAD( "pacman.6h",    0x2000, 0x1000, CRC(bcdd1beb) SHA1(8e47e8c2c4d6117d174cdac150392042d3e0a881) )
+	ROM_LOAD( "pacman.6j",    0x3000, 0x1000, CRC(817d94e3) SHA1(d4a70d56bb01d27d094d73db8667ffb00ca69cb9) )
+	ROM_LOAD( "u5",           0x8000, 0x0800, CRC(f45fbbcd) SHA1(b26cc1c8ee18e9b1daa97956d2159b954703a0ec) )
+	ROM_LOAD( "u6",           0x9000, 0x1000, CRC(a90e7000) SHA1(e4df96f1db753533f7d770aa62ae1973349ea4cf) )
+	ROM_LOAD( "u7",           0xb000, 0x1000, CRC(c82cd714) SHA1(1d8ac7ad03db2dc4c8c18ade466e12032673f874) )
+
+	ROM_REGION( 0x2000, "gfx1", 0 )
+	ROM_LOAD( "5e",           0x0000, 0x1000, CRC(5431d4c4) SHA1(34d45da44b4208e2774f5e2af08657a9086252e6) )
+	ROM_LOAD( "5f",           0x1000, 0x1000, CRC(ceb50654) SHA1(70dbe3cc715d3d52ee3d4f8dadbf5c59f87166a3) )
+
+	ROM_REGION( 0x0120, "proms", 0 )
+	ROM_LOAD( "82s123.7f",    0x0000, 0x0020, CRC(2fc650bd) SHA1(8d0268dee78e47c712202b0ec4f1f51109b1f2a5) )
+	ROM_LOAD( "82s126.4a",    0x0020, 0x0100, CRC(3eb3a8e4) SHA1(19097b5f60d1030f8b82d9f1d3a241f93e5c75d6) )
+
+	ROM_REGION( 0x0200, "namco", 0 )	/* sound PROMs */
+	ROM_LOAD( "82s126.1m",    0x0000, 0x0100, CRC(a9cc86bf) SHA1(bbcec0570aeceb582ff8238a4bc8546a23430081) )
+	ROM_LOAD( "82s126.3m",    0x0100, 0x0100, CRC(77245b66) SHA1(0c4d0bee858b97632411c440bea6948a74759746) )	/* timing - not used */
+ROM_END
+
+
 ROM_START( mspacpls )
 	ROM_REGION( 0x10000, "maincpu", 0 )
 	ROM_LOAD( "boot1",        0x0000, 0x1000, CRC(d16b31b7) SHA1(bc2247ec946b639dd1f00bfc603fa157d0baaa97) )
@@ -6209,10 +6234,11 @@ GAME( 1981, nmouseb,  nmouse,   nmouse,   nmouse,   pacman_state,  eyes,     ROT
 GAME( 1981, mspacman, 0,        mspacman, mspacman, pacman_state,  mspacman, ROT90,  "Midway / General Computer Corporation", "Ms. Pac-Man", GAME_SUPPORTS_SAVE )
 GAME( 1981, mspacmnf, mspacman, mspacman, mspacman, pacman_state,  mspacman, ROT90,  "Midway / General Computer Corporation", "Ms. Pac-Man (with speedup hack)", GAME_SUPPORTS_SAVE )
 GAME( 1981, mspacmat, mspacman, mspacman, mspacman, pacman_state,  mspacman, ROT90,  "hack", "Ms. Pac Attack", GAME_SUPPORTS_SAVE )
+GAME( 2000, msheartb, mspacman, mspacman, mspacman, pacman_state,  mspacman, ROT90,  "hack (Two-Bit Score)", "Ms. Pac-Man Heart Burn", GAME_SUPPORTS_SAVE )
 GAME( 1981, woodpeck, 0,        woodpek,  woodpek,  pacman_state,  woodpek,  ROT90,  "Amenip (Palcom Queen River)", "Woodpecker (set 1)", GAME_SUPPORTS_SAVE )
 GAME( 1981, woodpeca, woodpeck, woodpek,  woodpek,  pacman_state,  woodpek,  ROT90,  "Amenip", "Woodpecker (set 2)", GAME_SUPPORTS_SAVE )
 GAME( 1981, mspacmab, mspacman, woodpek,  mspacman, driver_device, 0,        ROT90,  "bootleg", "Ms. Pac-Man (bootleg)", GAME_SUPPORTS_SAVE )
-GAME( 1981, mspacmbe, mspacman, woodpek,  mspacman, pacman_state,  mspacmbe, ROT90,  "bootleg", "Ms. Pac-Man (bootleg, (encrypted))", GAME_SUPPORTS_SAVE )
+GAME( 1981, mspacmbe, mspacman, woodpek,  mspacman, pacman_state,  mspacmbe, ROT90,  "bootleg", "Ms. Pac-Man (bootleg, encrypted)", GAME_SUPPORTS_SAVE )
 GAME( 1981, mspacii,  mspacman, woodpek,  mspacman, pacman_state,  mspacii,  ROT90,  "bootleg (Orca)", "Ms. Pac-Man II (Orca bootleg set 1)", GAME_SUPPORTS_SAVE )
 GAME( 1981, mspacii2, mspacman, woodpek,  mspacman, pacman_state,  mspacii,  ROT90,  "bootleg (Orca)", "Ms. Pac-Man II (Orca bootleg set 2)", GAME_SUPPORTS_SAVE )
 GAME( 1981, pacgal,   mspacman, woodpek,  mspacman, driver_device, 0,        ROT90,  "hack", "Pac-Gal", GAME_SUPPORTS_SAVE )
diff --git a/src/mame/mame.lst b/src/mame/mame.lst
index aa3aba74a72..4044e057a1c 100644
--- a/src/mame/mame.lst
+++ b/src/mame/mame.lst
@@ -94,6 +94,7 @@ nmouseb			// (c) 1981 Amenip Nova Games Ltd.
 mspacman		// (c) 1981 Midway	// made by General Computer
 mspacmnf		// hack
 mspacmat		// hack
+msheartb		// hack
 woodpeck		// (c) 1981 Amenip (Palcom Queen River)
 woodpeca		// (c) 1981 Amenip Nova Games Ltd.
 mspacmab		// bootleg