Nerd: I have a very small penis.
Car Salesman: Oh, so your looking for an SUV?
Nerd: A very, very small penis.
Car Salesman: Perhaps a Hummer H2?
Nerd: He He. I think you are misinterpreting the insignificance of this penis. It's literaly concave.
Car Salesman: I think I have just the thing.
Nerd: Yes Yes Yes. This is very satisfying. Look at the size of my phantom penis. (crashes)