How you sell tickets to a literary event

"On May 5th, Elizabeth Gilbert will be in conversation with Paul Holdengräber to speak in public for the last time about her EAT, PRAY, LOVE journey before retiring to a quieter life of, as she puts it, 'working on slow fiction and even slower gardening.'" I mean, I wouldn't put down $25 on the chance that it will be the last time, but someone will. What do we think? Is Gilbert over pizza, meditating and my Javier Bardem jokes?