Home Jambase Post Malone Debuts ‘Devil I’ve Been’ With ERNEST & Brings Out HARDY...National Music NewsJambasePost Malone Debuts ‘Devil I’ve Been’ With ERNEST & Brings Out HARDY At FenwaySeptember 19, 202421FacebookTwitterPinterestWhatsApp post malone debuts devil ive been with ernest brings out hardy at fenway Post Malone brought out ERNEST to debut “Devil I’ve Been” and tapped HARDY for a separate sit-in at Boston’s Fenway ParkSource: JamBase.com