Soundcheck Smackdown: Summer Festival Blues

Summer festivals like Bonnaroo and Lollapalooza are billed as critical cultural events wrapped up in the greatest party on the planet. But with soaring ticket prices, searing heat, tired line-ups, and defective port-o-potties, are they really such fun? Today: debating whether multi-day festivals are holy or hype. Also: Before his performance tonight with the New York Philharmonic in Central Park, pianist Lang Lang joins us to talk about his two (yes, two) new autobiographies.