Mario theme song sheet music can be found on music and Mario forums. It can also be found in music stores.
You can find the Mario theme song sheet music for the trumpet at your local music store. This music can also be found on YouTube.
Goto Google and search "Mario Theme Sheet Music for Trumpet" and go to MuseScore or an alternative. That's where I found it.
if you type in "super mario bros. theme song alto sax sheet music" under Google images, you should find it. ;)
The Super Mario theme song is very well known around the world. If you want to learn it on the piano it is possible to find the sheet music online.
you know who else likes super mario theme? MY MOM!