You call a plumber to fix your toilet.Her ass is 80% out of her jeans and you admire her butt crack.Plus she is very gassy and let out big big farts all the way.You get turned on and she notice that.She needs to use the toilet because all of the gas.She is not ashamed of her farts she really makes jokes about it.She offers to give you a blowjob while she relieves all the gas since you have such a big bump in your pants.When she leaves she tells you that you can call her anytime you need help.