The Lord specifically forbids certain behaviors, including all sexual relations before marriage, petting, sex perversion (such as homosexuality, rape, and incest), masturbation, or preoccupation with sex in thought, speech, or action. Homosexual and lesbian activities are sinful and an abomination to the Lord.
I read the last sentence in a croaky whisper....
http://www.salon.com/2012/09/14/sins_of_a_good_mormon_boy/
This was not 1955 when such nonsense was far more common, but 1997.
CG