This picture, drawn by me, showcases the fact that I have NO idea what to do. Okay, you might point out that I've got the generalities right, that he has arms and legs, and a head, but what about hands? Or a freakin' face? Those two things are impossible for me to make look decent when I draw them.

Comics like XKCD and Order of the Stick prove that you don't have to be a master doodler to present a good webcomic, so long as you have a good story/concept/idea.