“After Hours” is a blues piano “standard” composed by Avery Parrish, and first recorded by Parrish performing on piano with the Erskine Hawkins Orchestra on June 10, 1940 and released on the Bluebird label. It has become a blues piano standard with recorded versions by Benny Goodman: Dizzy Gillespie; Sonny Stitt; Hazel Scott; Hank Crawford; Buck Clayton; Ellis Marsalis; Roy Buchanan; Muddy Waters; and Lloyd Glenn; Ray Bryant and many others. Also, Billy Preston played “After Hours” as an intro to Aretha Franklin's “Just Right Tonight.”