As a leftist, he's likely doing it for free since he's on board with the unhinged zealot Wendy Davis's agenda. She, of course, fiercely advocates both murdering children as well as sodomy. The tickets for this "event" are priced at up to $20,000 to publicize the vile liar Davis, better known as "Abortion Barbie".
Wendy Davis filibustered protections for women who suffer botched legal abortions.
So much for “safe”.