Mario & Luigi: Bowser?s Inside Story is the third game in the Mario & Luigi RPG series. It was developed by AlphaDream and published by Nintendo originally releasing in Japan on February 11, 2009.
The story of the game involves Mario and Luigi both being inhaled into Bowser?s body. The have to help Bowser from within while he does battle with an enemy called Fawful who has taken over the Mushroom Kingdom. The gameplay revolves around the two brothers cooperating to solve puzzles and battle enemies.
Yoko Shimomura composed the soundtrack for this game like she has done with the rest of the games in the Mari & Luigi series.
Full Soundtrack Playlist
Full Track List
| Track | Name | Composer |
| 1 | To a New Adventure! | Yoko Shimomura |
| 2 | File Select | Yoko Shimomura |
| 3 | Short Break in Toad Town | Yoko Shimomura |
| 4 | Shock! | Yoko Shimomura |
| 5 | Peach’s Castle | Yoko Shimomura |
| 6 | Bowser! | Yoko Shimomura |
| 7 | Oki Doki!! | Yoko Shimomura |
| 8 | Let’s Meet in the Mysterious Forest | Yoko Shimomura |
| 9 | Let’s Meet in the Mysterious Forest (Inside Bowser) | Yoko Shimomura |
| 10 | Fawful is There | Yoko Shimomura |
| 11 | Danger! | Yoko Shimomura |
| 12 | The Road Leading to the Secret | Yoko Shimomura |
| 13 | The Road Leading to the Secret (Inside Bowser) | Yoko Shimomura |
| 14 | Battle Victory | Yoko Shimomura |
| 15 | Tutorial Time | Yoko Shimomura |
| 16 | Item Get! (Attack Piece) | Yoko Shimomura |
| 17 | The Wind is Blowing at Cavi Cape | Yoko Shimomura |
| 18 | Fawful’s Evil Plan | Yoko Shimomura |
| 19 | SHOWTIME! | Yoko Shimomura |
| 20 | Beachside Dream | Yoko Shimomura |
| 21 | Beachside Dream (Inside Bowser) | Yoko Shimomura |
| 22 | Have a Nice Talk | Yoko Shimomura |
| 23 | Minigame | Yoko Shimomura |
| 24 | Though Guy Alert! | Yoko Shimomura |
| 25 | The Giant | Yoko Shimomura |
| 26 | Grasslands, All the Way | Yoko Shimomura |
| 27 | Grasslands, All the Way (Inside Bowser) | Yoko Shimomura |
| 28 | Stolen Koopa Castle | Yoko Shimomura |
| 29 | Stolen Koopa Castle (Inside Bowser) | Yoko Shimomura |
| 30 | Dr. Toadley | Yoko Shimomura |
| 31 | Have a Sweet Talk | Yoko Shimomura |
| 32 | Short Break in Toad Town (Inside Bowser) | Yoko Shimomura |
| 33 | Waltz in the Lake | Yoko Shimomura |
| 34 | Waltz in the Lake (Inside Bowser) | Yoko Shimomura |
| 35 | Item Get! (Miracle Cure) | Yoko Shimomura |
| 36 | Final Castle | Yoko Shimomura |
| 37 | Final Castle (Inside Bowser) | Yoko Shimomura |
| 38 | Deep Castle | Yoko Shimomura |
| 39 | Deep Castle (Inside Bowser) | Yoko Shimomura |
| 40 | Dark Bowser! | Yoko Shimomura |
| 41 | The Grand Finale | Yoko Shimomura |
| 42 | Traveling About on a Journey of Memories | Yoko Shimomura |
| 43 | The End | Yoko Shimomura |