A woman takes an innocent boy home for sex as asks him for a 69, "What's that?" says the boy, she tells him "you put your head between my legs and I do the same to you". Whilst doing it she farts, she says "sorry, let's try again", she farts again, he gets up and starts to dress, she asks "what are you doing?" He replies......
"I'm not hanging around for another 67 of them"!