I spent the first evening roughing in the black background and putting the first few layers of colour on his face and hair.
In the morning, I did some more work on the skin tones and colour balance and got him to the point where I was ostensibly done.
That's when the sentence "What would happen if...." popped into my head. What would happen if... I turned on Jimi Hendrix really loud in the studio and see what the music would inspire me to do. After about three minutes of channeling Jimi, this is what happened.