He isn't ugly, if I can recall. Catherine was complaining how he looks like a normal boy, but inside he is all messed up.
In the book "Rules" by Cynthia Lord, Catherine is described as having brown hair, being tall for her age, and wearing glasses. She is observant and thoughtful, often feeling responsible for her brother David who has autism.
It does look like her
It is remarkable but he looks like David Daneboe!
she looks like this http://pokemon.neoseeker.com/w/i/pokemon/f/f5/Cynthia.jpg
To be honest, they look like Umbreon tails, but I'm not sure myself.
It is a rules but in the other side
Like David Duchovny, but with sideburns.
He currently looks like this:
He was a handsome man.
デビット
no
David Erwin, what a handsome man