How to make him last longer in bed and give him a mind blowing orgasm while he is on his knees before you in doggy style position? There is a combination of things that you have to do in order to make a guy blast into orgasm after orgasm. First, you need to learn how to finger stimulate his penis so that it would be more than capable of sustaining an intense orgasm. Second, the position itself is very stimulating for your man and if you can learn this then you will never have a problem getting him to go fast. Finally, it is also important that you know what your intentions should be because it will be easier for you to achieve your desired results..