Well if ur dog is nutered then good luck with that but u could just do a friends dog when u spend the night there. Thats what i do.
Where do u live I have trained my dog if u get In front of him with your pants down he will f*** you
Get back to me if interested
Seek help - not normal
Find a b**** in heat and rub her juices on you a**. That will get him going. Just remember when he nuts his c*** will swell and prob get suck you there for a while. Good luck with that.