We kissed deeply, my tongue twining around Tina's, as our nylon-clad bodies gently rubbed against each other. My dick was rock hard, pressing thru my tight panties, dripping with pre-cum, leaving a faint trail on her nightgown. I also realized I had to pee. Badly. "Say, uh, I have to go take care of something," I said. "I gotta pee." "No fair!" she said with a playful pout. "I have to go too!" Really? Was this going to co...