Getting to see Ashley and Stacy on bikinis made the day better, event though I couldn't let David catch me looking. After about eight hours out on the...river and filming all our fun, we headed home to watch the film and see how good it looked being bounced around all day. That night everyone headed to bed except me and Ashley. We looked at each other and she knew it was the night so she went up stairs. She got ready for bed in a long t-shirt and that was it, with me in a pair a basketball. Others were watching on cam and were clearly going wild at the show, sending messages asking for my wife to respond, but she focussed on the guy she was chatting to and his big cock.He had now lay back a little and spread his legs so my wife could get a good look at both his cock and balls as he wanked. She could see precum oozing from the tip of his cock and told him she would love to suck his cock as I watched as she loved the taste of precum.I whispered quietly to her that I also had precum. I made wide circles around mum’s anus until I felt her inner muscles relaxing. Then I tightened the circle line until I pointed right on her back entrance. Then I made my final move forward and forced my finger into my mother’s sweet, tight asshole. I saw her biting her lover lip and her eyes widen. Obviously it must have hurt but she liked it. And I liked it. I liked the idea that I was just finger fucking my mummy’s asshole in public- well in fact it was only mum, I and the taxi driver but we. Lynne looked at her daughter. "Bob will help with a man's point of view," she said calmly.Lynne asked me to help with the dishes when Jill got up to go saddle her horse. We stood side by side at the sink, with her washing and me rinsing and drying."You want to tell me about it?" she asked."Tell you about what?" I asked."About what was going on in your pants ... before lunch," she said calmly.Busted! Damn! I tried to bluff."Oh that," I said, trying to sound like it didn't matter at all. "Happens.