What causes "Whisky Dick"?!
What causes "Whisky Dick"?
What's the point of getting drunk with a girl if you're just gonna have whisky dick?
Answers:
The brain is a powerful tool and even though you have consumed a 1/5 of your favorite libation or a 12-pack, deep down, your brain is tellling you that the girl underneath you is really ugly when you are sober.
Think of it as a safety-switch and be glad you have one.
Also rent the movie "roger dodger" and pay attention when he discusses the concept of "winning time." (at least I think it is called "winning time")
Of course, there is the scientific explanation as well regarding bloodflow.