The Dave Matthews Band and Tom Petty & the Heartbreakers will headline the first Mile High Music Festival, to be held July 19-20 at Dick's Sporting Goods Park in Commerce City, Colo.

The Dave Matthews Band and Tom Petty & the Heartbreakers will headline the first Mile High Music Festival, to be held July 19-20 at Dick's Sporting Goods Park in Commerce City, Colo.

Other artists scheduled to perform include John Mayer, the Black Crowes, O.A.R., Michael Franti & Spearhead, Rodrigo y Gabriela, Steve Winwood, Spoon, Flogging Molly, Colbie Caillat, OneRepublic, the Roots, moe., Citizen Cope, Andrew Bird, State Radio, Martin Sexton, Ingrid Michaelson and Grace Potter and the Nocturnals, among others.

Tickets go on sale March 29 via TicketHorse.com and milehighmusicfestival.com. Two-day passes cost $150 (plus service fees), and a limited number of single-day tickets will be available for $85. Two-day VIP packages will also be available for $495.

Flash memory card company SanDisk will sponsor the event, which is booked by AEG Live's Denver office.