Here's one I found on the hard drive this morning. It's a jump blues in C and runs about 7 minutes. I need to have my pacemaker sped up before I tackle this one!
https://fuzzypinkstrap.com/VJR/clean/JumpBluesBackingTrack-FastShuffleInCMajor.mp3
https://fuzzypinkstrap.com/VJR/clean/JumpBluesBackingTrack-FastShuffleInCMajor.mp3