Hey, it's just a casual fuck. You've done it, and I've done it." I thought Brandi was high on something when she first suggested the idea, but Brandi ...continued to nag me over the next week telling me how much fun and exciting it would be for the two of us. I kept thinking how jealous I'd be seeing a stranger fuck my girlfriend. Brandi said it was just for the photography, not a permanent relationship. In the second week I relented. She said, "Good, because I already invited him for Saturday. So on Monday I was hoping for a day of rest and just finishing my breakfast when the doorbell rang. There stood, smiling and wiggling from side to side, two pretty girls blinking up at me."Hi, Billy," the blonde said, "I'm Gina and this is Valerie. We need something, a favor." Uh huh," I said brightly, looking from girl to girl and feeling my cock awaken. They were both young and very pretty, eighth graders I guessed, maybe thirteen or fourteen with long legs and bulging, cut-off tanktops and. "Hmm... no, that won't do," she clucked. "Here, I'll show you."She pulled her shorts down, kicking them to the side, followed by herunderwear. I could barely believe my eyes as her penis gently slippedout from between her thighs. It was as hairless and creamy soft as therest of her; her tiny, empty ball-sack pulled into a taut, smooth purseunderneath. I could only stare, frozen in stunned astonishment. Itoccurred to me that as unexpected as it was to see a girl with a penis,it didn't detract. "Yes! Yes Mum, it is! I mostly do nowanyway, I think."Sheila realised such a cover story would be a great help with theparents of the girls attending the sleep-over. "That's a great idea,Mum! I can see how David's OCD problem with 'ABS' will really helpexplain his unusual dress and the way he acts to other people. I mean,the kids won't really care. They just see him as a silly baby girl. ButI'm sure all the mothers will want to meet the poor baby with the nastymental syndrome."David was.