smack your nuts HARD for me

Look at you. In fact, look at those pathetic nuts you have. If you can even call them that.

So you're going to grab those balls nice and tight. Maybe give them a little tug.

Tug on them a little bit. And then slap your nuts.

Do it again and do it the right way. Smack your nuts.

Now let's try a little bit of stroking.