Strip completely naked. Spray shaving cream all over your groin area. Lay face first in your tub/shower with your cock under your belly. Using only your hands, move your body on the surface of the tub/shower, grinding your cock on the floor. Continue thru 20 edges!
done not really sure how that was suppose to be CBT, not how to take a pic of it but I did it. Please be inventful with all following Dares, I am in a workshop with various tools with which I can use
Make sure your cock is nice and flaccid. Wrap you cock and balls tightly in electrical tape. Watch some porn or something to try and get yourself worked up. After two hours you can remove the tape.