A 2009 study by the National Campaign to Prevent Teen and Unwanted Pregnancy found that 80% of teen evangelicals had sex before marriage, which wasn't much lower the the 88% overall who had sex before marriage.
Apparently WWJD isn't keeping Megan and Jared from getting horizontal. Or Megan and Kristen or Jared and Jacob.
Moralizing that millions maintain their chastity ignores the fact that what consenting adults do is none of anyone's business and the vast majority will do what comes naturally. With or without Daddy's Lil Monster looking over their shoulders.
So if gays exercise self control like everyone else then they are having the times of their lives.