Why are you all making a shit storm over this?
If Trish Stratus kissed another girl in a flick, you'd all be humping your computer screens and rubbing your anas' with two fingers. The fact of the matter is - he's an actor, he's told to do a guy-guy kiss, and he did it. If you're committed to the profession, you'll do it.
Here's a wrestling equivalent for you - McMahon, getting his head shoved into Big Show's ass...