There is a channel on YouTube that has LOTS of good play-along songs. Some of these are hard songs, but remember in YouTube you can slow down the tempo by clicking on the Gear icon and changing the Playback Speed. I don’t know how accurate these all are, but they seem pretty decent. Note: There is no person in these videos, it’s just the electronically generated bass playing along to the sheet music & tab, so won’t teach you any techniques and such like Josh does.
Here’s a good starter song:
Here’s the proper song: