The only time I've really heard of any shows doing talk backs have been largely shows in previews. I don't think it's a regular practice once the show has opened. I could be wrong though.
What is a tea talk?
Behind the Emerald Curtain is the only tour I'm aware of right now.
Experience live theater. Experience paintings. Experience books. Live, look and listen like artists! ~ imaginethis
LIVE THAT LESSON!!!!!!