This has always been a favorite. The guy is average but the gf is very hot and into the role:
efukt.com - maker of lulz - The Glove Doesn't Fit
And this is another hot one; she just has that very hot cocky attitude, and an actual cum shot in this:
Small cock cum eater SPH, Free Streaming Porn
Another one, not as good as the above two:
Mean Girl Small cocks are worthless, Free Streaming Porn
And another:
SPH Your dick is so small, Free Streaming Porn
Tells him she's used to cocks that are 8 times bigger (than his average one)
Cuckold, SPH, Chastity, Humiliation.... - xHamster.com
Compares your cock to this one:
Sph joi humiliation mistress - xHamster.com