How does Superman cut his hair?

[denorios]

I had a very random dream last night involving a childhood friend I haven't seen since I was ten, a sweetshop, and skydiving. And Superman. I definitely remember there was Superman. It's all a bit vague, but I woke up this morning and all I could think was, how does Superman get his hair cut?

The things our minds get up to when we're not in control of them...