This unsung genre runs the gamut of drama, to comedy, to porn disguised as mainstream (looking at you, 9 Songs). But one thing they all have in common is sex. Pure and simple. To quote The Bloodhound Gang: let's do it like they do on the discovery channel.
(P.S. I'd like to issue a public apology for use of the word "sex iceberg" in the dek of this article.)