Johnny Walker Rocks Qantum WGTR/Myrtle Beach, SC afternoon jock and interim PD Johnny Walker has officially been named PD. Walker replaces Steve Stewart who left the station in February to program Citadel WTNR/Grand Rapids, MI when Bud Ford went to Citadel WKDF/Nashville. Additionally, Randy Hayes, who was most recently with Beasley WKIS/Miami, joins Korby Rayfor morning co-hosting duties.