Glad you like the track! I made this mini-game a long time ago and honestly don’t remember where I originally found the soundtrack. However, I have come across a few artists who have done 8-bit renditions of the original song “I Don’t Want to Set the World on Fire” by The Ink Spots (1941).
You can check out the original https://www.youtube.com/watch?v=6l6vqPUM_FE One variant: here: https://www.youtube.com/watch?v=JtypFE1lWZs.