A young man goes to a whorehouse to expierence his first taste of sex.
The madam suggests that he start with 69. He decides to give it a try.
The prostitute leads him to a room, gets undressed, and instructs the young man on what to do.
Unfortunately, just as he starts she farts.
The man quietly says to himself, "phew", but he goes down on her again.
A moment later she farts again. He says "phew", but continues.
Once more she farts. This time he immediately gets up and starts walking out. She asks him what's wrong, and he replies "I don't think I can take another 66 of those!"