"Happy Jazzfest: A Story for All Ages about the Greatest Festival in the World" A children's book by Cornell P. Landry. Illustrated by Sean Gautreaux. This children's book is in honor of the famous Jazz & Heritage Festival in New Orleans and begins like this: "It happens once a year where the ponies usually trot. Deep down in the city that some say care forgot." Each book is signed by Cornell P. Landry.