Guest Workshop with Derek Gripper

As suggested by Roddy in the Livestream Suggestions Megathread.

I don't know if this has been suggested before, but if at all possible, get Derek Gripper on. The music is something else

https://www.youtube.com/watch?v=xSIGLpK9aQI

and he's great at explaining it

https://www.youtube.com/watch?v=nxn49TjFCxE