[@Aisling] I'll give it a try, then, but it can take up to six hours, and it'll probably be in black-and-white... I don't have the right crayons to shade it well enough etc.

What's his clothing style? Is he tall or rather small? Muscles? Fat maybe or rather thin? His personality? Is he quiet because he's shy or is he rather confident, but just doesn't like to talk? Is he rather sad or rather happy? You can express all of this in a drawing... that's why I'm asking. If a drawing doesn't catch a person's personality, it's just... plain boring.