Pretty Enough for Porn

A girl who is not really pretty, but is serviceable and has a knock out body (particularly if she has big tits) making her suitable Porn Star material.

Jessica Simpson has big teeth, but she is Pretty Enough for Porn.

PEP

Pretty Enough for Porn. A girl who is not really beautiful, but is serviceable and has a knock out body, therefore making her suitable Porn Star material.
fuckable

Jessica Simpson has big teeth, but she's PEP.