Here's another picture of "Marvelous" Mark Larsen, back from 1983, on 95-YNF, an album rock station where he worked in Tampa Bay, FL at that time. Mark informed me that the picture had been cropped; it was of him and Huey Lewis, who Mark was interviewing at the time the picture was taken.
Found here at Jon Anthony's Rock & Roll blog:
Thanks to Jon and Mark! Be sure to visit Mark's podcast every day: http://www.markinthemorning.com/