Andy

Looks like an Egg, usually childish till the age of 78, have big heads, usually bald, and have buck teeth. They are also not so bright. They are pretty dumb and have a narrowed thinking spectrum.

If you have ever seen the movie Mega Mind, thats usually what an Andy would look like. MEGA MIND!!!!
The actor of Mega Mind is named : Andy.

Person 1: Hey, have you seen that kid that looks like an egg and mega mind, also has a big head??
Person 2: Oh, you mean Andy?
Person 1: Yeah!