ball clicker
Once in a great while a mans sack will hang lower than normal. At this time when there hanging low, you can attempt this. First you take one testie in your hand drawing it back away from the other. Then letting it go to free fall towards the other testie. This principal is based on the ball clickers you see on desks of buiness people.
I tried the ball clicker on myself.
executive ball clicker
When two guys are double penetrating a girl and their balls knock together.
'I was watching this porn and the two guys pulled an executive ball clicker.'