Home > News > Release of Sherbert Sky Release of Sherbert Sky May 19, 2008 In June of 2008, The Gregory John Quintet released their debut album, Sherbert Sky. The group gave a premier performance at Chris's Jazz Cafe in Philadelphia. See Videos Home | Biography | Discography | News | Show Dates | Photo Gallery | Multimedia | Booking Info | Links © 2010 J Media Entertainment, all rights reserved.