Comic Louis CK talks about his first open mic night, how parenting changed his comedy, and tripping on acid in 8th grade. John Powers reviews Karl Ove Knausgaard's autobiographical novel, 'My Struggle.' And, to mark the release of Pokey LaFarge's seventh album, the singer-songwriter brings his acoustic guitar to the Fresh Air studio to sing some new songs as well as some of his favorites from the 1920s and '30s.
