The Radio 2 and 1Xtra presenter said he was now "concentrating on getting better".
Essy Sparrow wins the chance to perform alongside headline acts at Boardmasters festival in August.
The Everywhere at Once festival takes place on what would normally be Glastonbury weekend.
The new event will be headlined by Katy Perry, Teddy Swims, Pete Tong and Neil Young.
Stars like Fatboy Slim and Becky Hill will play small local venues to celebrate the UK music scene.
The Grammy Award-winning music legend sold more than 40 million records and helped shape the sound of jazz-rock.
Officials confirmed someone applied for a permit to close the streets near Madison Square Garden on 4 July.
The collection belonged to Tony Calder, a music promoter who was behind the Beatles' first hit.
Director Rob Spring's comments came after disruption and safety concerns in previous years.
