20 year old K$ace (pronounced like Donatella and Gianni) is a new New York legend in the making. After spending his summer grabbing the aux cord and taking over parties from GHE20GOTH1K to Fool’s Gold DAY OFF — and taking over billboards nationwide as the face of YouTube Music — this street style prankster is set to run the rest of the year with “Treadmill,” his uber-melodic new single. It’s a wavy mission statement from one of FG’s most charismatic new recruits, play loud and run your bands up….