They are free to say anything they please, and people who don't like what they say are free to change the channel and ignore their fundraising efforts.
It just goes to show that any number of these cretins only want free publicity and a national soapbox. They don't care how many would-be donors they drive away with their blatherings, so they see no need to trouble themselves with pesky things like discretion, self-control, diplomacy, or good manners. Like Crazy Cindy, everything is ALL ABOUT THEM.
Three-quarters of the "headline" acts have already driven me away. You'd think the morons producing the telethon would realize that their lineup caters and appeals to, at best, maybe 20% of the population.