St. Vincent and My Morning Jacket headlining XPoNential Music Festival - Philly.com (blog)

Philly.com (blog)St. Vincent and My Morning Jacket headlining XPoNential Music FestivalPhilly.com (blog)WXPN's yearly festival, held at both the Susquehanna Bank Center and Wiggins Park in Camden, N.J., has announced the headlining roster for this summer's XPoNential Festival, Friday July 24 through Sunday, July 26.