No that is unacceptable behavior socially & morally. It can cause emotional & psychological damage & negatively impact future relationships.
You have to suck your sister's penis.
NOO!
....ok first its a rather rare thing for somone to be able to suck there own dick......second of all mabey you should try GETTING A GIRLFRIEND!!!
yes
depends how long she will suck your penis...
Suck a penis
Normally, gay men not only suck on penis's they even insert their penis(s) into other men's rectums. This is known as Anal Sex.
Pull down the foreskin to expose the head of the penis.
I can and its great
suck my penis
It isn't
yes