I was thinking of writing a story on this subject. Thank you for making it happen. This is a suggestion for you, but maybe I should put it in my version:

How about a scene where our shy young hero is accosted by a nice girl who strips him to discover what a 'small' cock he has. This is a disaster in Glen's eyes. Although she tries to make it OK, he runs from the scene. Later she gets the benefit of his new experiences...