Singer/songwriter/author Johnette Downing presents Louisiana music for all ages at the N.O. Jazz National Historic Park in Dutch Alley (indoors/air conditioned!!). This month's concert will emphasize Louis Armstrong in honor of Satchmo SummerFest. After the concert, Johnette signs her children's books from 12 noon to 1 p.m. at A Tisket A Tasket BookShop at 910 Decatur Street.