You should be able to purchase and download popular SGU multitrack songs:
BangAGongSGU.mp4
This allows you to mute instruments or vocals of any tracks you want to play along with.

Here's a demo one, try it and see if it works ok for you:

House-of-The-Rising-Sun-SGU.zip
https://www.karaoke-version.com/custombackingtrack_free/traditional/house-of-the-rising-sun.html