She opened her mouth and slowly started sucking my dick, as she mumbled"Oh my god its big!" She tried to take it all a couple times but fell short as...she gagged. I encouraged her and began saying," Aww come on girl! ! I know you can take it all! Be a good slut and show me how you can deepthroat!" All the sudden she got a big breath, while still on my dick, and lunged forward. She gagged but she took it all, as she began bouncing her head up and down, while she conntinuely deepthroated my. Her boobs were not huge but the nipples sure made up for it. They were large and hard as diamonds. I licked them and lightly gave each one a bite, to moans of pleasure from my mom. When I was sure I had licked every square inch of her tits I turned her around and with a hand on her shoulder pushed her down so she was bent over her chair.This time I did not start slow. I shoved my dick all the way to the hilt and held it there for a second. My mother screamed and if I were not holding her down. Jennifer turned back in time to watch Monica stepping around the track approaching the near corner. Nodding to Jennifer and Bill she continued the prancing gait with Mistress Elizabeth in the seat. Heather rode the other cart for Karen. As the five approached the start line, they adjusted their positions. Monica flexed and seemed to settle down. As the last cart moved into position a tape was raised and the competitors were urged to approach it. The tape was suspended between two poles on. My efforts were rewarded. She started to quiver as her breathing intensified. Through her labored breaths, she hissed, "Get ready." I whipped my tongue around her dick, and then sucked her in as hard as I could. She exhaled with a moan, and shot spurts of cum onto my tongue. The cum was hot from her body, and had a thick consistency. It had that same metallic and salty taste as pee. She shot load after load into my mouth as her dick convulsed wildly. She filled my mouth with cum, and I.