When Dolly tells her friend Penny about her step brother's love of exposing himself, she just has to see for herself. The girls call him in and make him strip naked. They are shocked at how erect he is the moment his cock appears. As he jerks off for them they fetch the birthday cake they have got for arch rival Katie. They lift their skirts and command their performing to cum on the cake and he soon shoots a big load of cum which they spread in to give to their friend!