WHEELS OF STEEL: With a photo of the late David Whelan hanging above them, superstar Charlestown DJs: Kevin McGoff, Smoky Cain, Dan Campbell, Dennis Taylor, and Eddie D pause for a picture during the Flashback Friday portion of Disco for David last Friday night, Sept. 14, at the Knights of Columbus Father Daniel Mahoney Hall. All proceeds go to memorial scholarships in Whelan’s name.