diff --git a/LTTP_RND_GeneralBugfixes.asm b/LTTP_RND_GeneralBugfixes.asm
index 57ed8d2..ecca501 100644
--- a/LTTP_RND_GeneralBugfixes.asm
+++ b/LTTP_RND_GeneralBugfixes.asm
@@ -127,6 +127,7 @@ incsrc hardmode.asm
 incsrc goalitem.asm
 incsrc compasses.asm
 incsrc doorframefixes.asm
+incsrc music.asm
 ;incsrc shopkeeper.asm
 incsrc cuccostorm.asm
 incsrc roomloading.asm
diff --git a/darkworldspawn.asm b/darkworldspawn.asm
index 9a87948..65e8583 100644
--- a/darkworldspawn.asm
+++ b/darkworldspawn.asm
@@ -61,6 +61,12 @@ SetDeathWorldChecked:
 	PLA
 RTL
 ;--------------------------------------------------------------------------------
+FakeWorldFix:
+	LDA FixFakeWorld : BEQ +
+		LDA $8A : AND.b #$40 : STA $7EF3CA
+	+
+RTL
+;--------------------------------------------------------------------------------
 MasterSwordFollowerClear:
 	LDA $7EF3CC
 	CMP #$0E : BEQ .clear ; clear master sword follower
diff --git a/doorframefixes.asm b/doorframefixes.asm
index fef6d2e..921dee5 100644
--- a/doorframefixes.asm
+++ b/doorframefixes.asm
@@ -3,17 +3,12 @@
 ;================================================================================
 
 ;--------------------------------------------------------------------------------
-; StoreLastEntranceID
+; StoreLastOverworldDoorID
 ;--------------------------------------------------------------------------------
-StoreLastEntranceID:
-	CPX #$003a : BCC .noStore
-	TXA : SBC #$3a
-	BRA .done
-	.noStore
-		LDA #$00
-	.done
-		STA $7F5099
-		LDA $1BBB73, X : STA $010E		
+StoreLastOverworldDoorID:
+	TXA : INC
+	STA $7F5099
+	LDA $1BBB73, X : STA $010E
 RTL
 ;--------------------------------------------------------------------------------
 
@@ -24,13 +19,12 @@ CacheDoorFrameData:
 	LDA $7F5099 : BEQ .originalBehaviour
 	DEC : ASL : TAX
 	LDA EntranceDoorFrameTable, X : STA $0696
+	LDA EntranceAltDoorFrameTable, X : STA $0698
 	BRA .done
 	.originalBehaviour
 		LDA $D724, X : STA $0696
-	.done
 		STZ $0698
-		LDA #$00
-		STA $7F5099
+	.done
 RTL
 ;--------------------------------------------------------------------------------
 
@@ -39,6 +33,7 @@ RTL
 ;--------------------------------------------------------------------------------
 WalkDownIntoTavern:
 	LDA $7F5099
-	CMP #$08
+	; tavern door has index 0x42 (saved off value is incremented by one)
+	CMP #$43
 RTL
 ;--------------------------------------------------------------------------------
diff --git a/hooks.asm b/hooks.asm
index c8f5cfc..ef9b5c3 100644
--- a/hooks.asm
+++ b/hooks.asm
@@ -1934,12 +1934,12 @@ JSL.l SetOverlayIfLamp
 ; Overworld Door Frame Overlay Fix
 ;
 ; When entering an overworld entrance, if it is an entrance to a simple cave, we
-; store the entrance id, then use that (instead of the cave id) to determine the
+; store the overworld door id, then use that (instead of the cave id) to determine the
 ; overlay to draw when leaving the cave again. We also use this value to
 ; identify the tavern entrance to determine whether link should walk up or down.
 ;--------------------------------------------------------------------------------
 org $1BBD5F ; <- Bank1b.asm:296 (LDA $1BBB73, X : STA $010E)
-JSL.l StoreLastEntranceID
+JSL.l StoreLastOverworldDoorID
 NOP #3
 ;--------------------------------------------------------------------------------
 org $02D754 ; <- Bank02.asm:10847 (LDA $D724, X : STA $0696 : STZ $0698)
@@ -1951,6 +1951,19 @@ JSL.l WalkDownIntoTavern
 NOP #1
 ;================================================================================
 
+;================================================================================
+; Music fixes
+;--------------------------------------------------------------------------------
+org $0282F4 ; <- Bank02.asm:654 (LDY.b #$58 ...)
+JML.l PreOverworld_LoadProperties_ChooseMusic
+org $028389  ; <- Bank02.asm:763
+PreOverworld_LoadProperties_SetSong:
+;--------------------------------------------------------------------------------
+org $05CC58 ; <- Bank05.asm:1307 (LDA $040A : CMP.b #$18)
+JSL PsychoSolder_MusicCheck
+NOP #1
+;================================================================================
+
 ;================================================================================
 ; Hooks for roomloading.asm
 ;--------------------------------------------------------------------------------
@@ -1987,4 +2000,3 @@ org $00DF62 ; <- Bank00.asm:4672 (LDX.w #$0000 : LDY.w #$0040)
 org $00DF6E ; <- A few instructions later, right after JSR Do3To4High16Bit
     ReloadingFloorsCancel:
 ;================================================================================
-
diff --git a/inventory.asm b/inventory.asm
index 60abf0e..34e66ad 100644
--- a/inventory.asm
+++ b/inventory.asm
@@ -830,6 +830,7 @@ RTL
 ;--------------------------------------------------------------------------------
 ClearOWKeys:
 	PHA
+	JSL.l FakeWorldFix
 	LDA.l GenericKeys : BEQ +
 		PLA : LDA $7EF38B : STA $7EF36F
 		RTL
diff --git a/music.asm b/music.asm
new file mode 100644
index 0000000..c1d96d0
--- /dev/null
+++ b/music.asm
@@ -0,0 +1,89 @@
+;--------------------------------------------------------------------------------
+PreOverworld_LoadProperties_ChooseMusic:
+    ; A: scratch space (value never used)
+    ; Y: set to overworld animated tileset
+    ; X: set to music track/command id
+
+    LDY.b #$58 ; death mountain animated tileset.
+
+    LDX.b #$02 ; Default light world theme
+
+    LDA $8A : ORA #$40 ; check both light and dark world DM at the same time
+    CMP.b #$43 : BEQ .endOfLightWorldChecks
+    CMP.b #$45 : BEQ .endOfLightWorldChecks
+    CMP.b #$47 : BEQ .endOfLightWorldChecks
+
+    LDY.b #$5A ; Main overworld animated tileset
+
+    ; Skip village and lost woods checks if entering dark world or a special area
+    LDA $8A : CMP.b #$40 : !BGE .notVillageOrWoods
+
+    LDX.b #$07 ; Default village theme
+
+    ; Check what phase we're in
+    LDA $7EF3C5 : CMP.b #$03 : !BLT +
+        LDX.b #$02 ; Default light world theme (phase >=3)
+    +
+
+    ; Check if we're entering the village
+    LDA $8A : CMP.b #$18 : BEQ .endOfLightWorldChecks
+    ; For NA release would we also branch on indexes #$22 #$28 #$29
+
+    LDX.b #$05 ; Lost woods theme
+
+    ; check if we've pulled from the master sword pedestal
+    LDA $7EF300 : AND.b #$40 : BEQ +
+        LDX.b #$02 ; Default light world theme
+    +
+
+    ; check if we are entering lost woods
+    LDA $8A : BEQ .endOfLightWorldChecks
+
+    .notVillageOrWoods
+    ; Use the normal overworld (light world) music
+    LDX.b #$02
+
+    ; Check phase        ; In phase >= 2
+    LDA $7EF3C5 : CMP.b #$02 : !BGE +
+        ; If phase < 2, play the legend music
+        LDX.b #$03
+    +
+
+    .endOfLightWorldChecks
+    ; if we are in the light world go ahead and set chosen selection
+    LDA $7EF3CA : BEQ .lastCheck
+
+    LDX.b #$0D ; dark woods theme
+
+    ; This music is used in dark woods, and dark death mountain
+    LDA $8A
+    CMP.b #$40 : BEQ + : CMP.b #$43 : BEQ + : CMP.b #$45 : BEQ + : CMP.b #$47 : BEQ +
+        LDX.b #$09 ; dark overworld theme
+    +
+
+    ; Does Link have a moon pearl?
+    LDA $7EF357 : BNE +
+        LDX.b #$04 ; bunny theme
+    +
+
+    .lastCheck
+    LDA $0132 : CMP.b #$F2 : BNE +
+    CPX $0130 : BNE +
+        ; If the last played command ($0132) was half volume (#$F2)
+        ; and the actual song playing ($0130) is same as the one for this area (X)
+        ; then play the full volume command (#F3) instead of restarting the song
+        LDX.b #$F3
+    +
+
+    JML.l PreOverworld_LoadProperties_SetSong
+;--------------------------------------------------------------------------------
+
+;--------------------------------------------------------------------------------
+;0 = Is Kakariko Overworld
+;1 = Not Kakariko Overworld
+PsychoSolder_MusicCheck:
+    LDA $040A : CMP.b #$18 : BNE .done ; thing we overwrote - check if overworld location is Kakariko
+        LDA $1B  ; Also check that we are outdoors
+    .done
+RTL
+;--------------------------------------------------------------------------------
diff --git a/tables.asm b/tables.asm
index 5a6987e..4af2cf9 100644
--- a/tables.asm
+++ b/tables.asm
@@ -728,6 +728,13 @@ org $308173 ; PC 0x180173
 Bob:
 db #$01 ; #00 = Off - #$01 = On (Default)
 ;================================================================================
+org $308174 ; PC 0x180174
+; Flag to fix Fake Light World/Fake Dark World as caused by leaving the underworld
+; to the other world (As can be caused by EG, Certain underworld clips, or Entance Randomizer).
+; Currently, Fake Worlds triggered by other causes like YBA's Fake Flute, are not affected.
+FixFakeWorld:
+db #$00 ; #00 = Fix Off (Default) - #$01 = Fix On
+;================================================================================
 org $308190 ; PC 0x180190
 TimerStyle:
 db #$00 ; #$00 = Off (Default) - #$01 Countdown - #$02 = Stopwatch
@@ -1288,7 +1295,7 @@ dw #9999 ; Rupee Limit
 ; $7F5096 - Dialog Offset Pointer Return (Low)
 ; $7F5097 - Dialog Offset Pointer Return (High)
 ; $7F5098 - Water Entry Index
-; $7F5099 - Last Entered Entrance
+; $7F5099 - Last Entered Overworld Door ID
 
 ; $7F50A0 - Event Parameter 1
 
@@ -1331,8 +1338,18 @@ db $83, $21, $EB, $6E, $0A, $71, $B0, $11, $85, $C7, $A1, $FD, $E5, $16, $48, $F
 db $F2, $23, $2F, $28, $9B, $AA, $AB, $D0, $6A, $9D, $C6, $2D, $00, $FE, $E1, $3F
 db $A0, $4A, $B8, $4E, $74, $1F, $8E, $A9, $F5, $CD, $60, $91, $DB, $D8, $52, $E2
 ;================================================================================
-org $30A100 ; PC 0x182100 - 0x18218C
+org $30A100 ; PC 0x182100 - 0x182304
 EntranceDoorFrameTable:
+; data for multi-entrance caves
+dw $0816, $0000, $0000, $0000, $0000, $0000, $0000, $0000
+dw $0000, $0000, $0000, $0000, $05cc, $05d4, $0bb6, $0b86
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000
+dw $0000, $0000, $0000
+; simple caves:
 dw $0000, $0000, $0DE8, $0B98, $14CE, $0000, $1C50, $FFFF
 dw $1466, $0000, $1AB6, $0B98, $1AB6, $040E, $9C0C, $1530
 dw $0A98, $0000, $0000, $0000, $0000, $0000, $0000, $0816
@@ -1342,6 +1359,24 @@ dw $041A, $0000, $091E, $09AC, $0000, $0000, $0000, $0000
 dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000
 dw $0000, $0AA8, $07AA, $0000, $0000, $0000, $0000, $0000
 dw $0000, $0000, $0000, $0000, $0000, $0000
+EntranceAltDoorFrameTable:
+dw $0000, $01aa, $8124, $87be, $8158, $0000, $0000, $0000,
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000,
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000,
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000,
+dw $0000, $0000, $0000, $82be, $0000, $0000, $0000, $0000,
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000,
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000,
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000,
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000,
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000,
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000,
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000,
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000,
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000,
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000,
+dw $0000, $0000, $0000, $0000, $0000, $0000, $0000, $0000,
+dw $0000
 ;===============================================================================
 org $30B000 ; PC 0x183000 - 0x183054
 StartingEquipment:
@@ -1371,4 +1406,4 @@ db $FF, $AF, $50, $00
 db $FF, $27, $0A, $00
 db $FF, $12, $F4, $01
 db $FF, $FF, $FF, $FF
-;================================================================================
\ No newline at end of file
+;================================================================================