Of course the scene is cut short here, but it would have been way better if Dad had had his pants further down---a lot further down---like to his feet.
Why not have one a these teens hold themselves as if trying prevent urine flow while talking to elder guy when suddenly she can no longer hold the flow back- then elder guy's mouth is there to catch & swallow it. Real Life is NOT always beautiful & as perfect as acting it out 4-6 times. Get REAL!