Saturday, April 23, Sprint/Sanyo Stage, 3:40 p.m.

“You put a record out and if don’t nobody buy it, you won’t have to ask the question of what I think about it.”

Louisiana’s own venerated bluesman heads home for Jazz Fest this year, boasting a proverbial crown from the Rock and Roll Hall of Fame and a pocketful of new songs. Buddy Guy’s musical legacy is damn impressive considering he’s a sharecropper’s son hailing from the tiny town of Lett...