WGN Radio will broadcast its popular The Garry Meier Show live from Ravinia’s Martin Theatre from 3 to 7 p.m. Aug. 1. Ticket-holders to that evening’s Steely Dan concert are invited to watch the broadcast. The theater will be filled on a first-come, first-served basis. Listeners will not be admitted to the lawn until the gates officially open. Lawn tickets for the Aug. 1 Steely Dan performance are available. Pavilion and lawn tickets are sold out for the Aug. 2 performance.