Tried Lots. Big FAIL
There is no credible evidence that aversion "therapy" - pairing aversive events or stimuli with pleasurable stimuli or events - changes anyone's sexual orientation.
(e.g. Gay individuals have been given electric shocks while shown photos/videos of attractive persons of same sex.) organizations like the american psychiatric assn concede that this amounts to torture. See: http://bit.Ly/10mjzpt.