SPACE: Grow hair. X: Delete all hair. A: Curl hair. S: Straighten hair. D: Duplicate and thin hair. E: Undo previous duplication and thinning. G: Brighten hair. H: Darken hair. UP ARROW: Shorten hair. DOWN ARROW: Lengthen hair. C: Change color. TO LIVE: Don't get hair in his eyes.
Thanks to my younger sister for the idea.