Ms Curious just dropped her friend off at the airport and now drove her friends car back home. On her way home she thought she could hear some rattling from under the car. She picked up Mr Exhaust Pipe and now they have a smoke break. Ms Curious asks her husband to check under the car and Mr Exhaust Pipe has a look, but there is nothing to see. Ms Curious suggests that a little revving might reveal the source of the strange sound. She gets into the driver's seat and starts pumping the gas pedal, producing large clouds of exhaust fumes, that do not go unnoticed by Mr Exhaust Pipe. Ms Curious... Show more