Perverts are free to demand a sodomy entitlement, society is free to reject that goal.
The question is not whether they will be granted anything by you, the government, or society at large, but rather whether you, the government, or society have the right to modify their actions, specially when those actions are causing no harm other than to your sensitivities.
Far as I can tell, you don't have a constitutional right not to be disgusted by the actions of others.