Listen to The Grand Finale (From "Mario & Luigi: Bowser's Inside Story") online. The Grand Finale (From "Mario & Luigi: Bowser's Inside Story") is an Instrumental language song and is sung by Nestalgica. The Grand Finale (From "Mario & Luigi: Bowser's Inside Story"), from the album The Grand Finale (From "Mario & Luigi: Bowser's Inside Story"), was released in the year 2022. The duration of the song is 3:01. Download Instrumental songs online from JioSaavn.