Legendary deejay Scott Muni, who most recently hosted The Scott Muni Show on classic rock station WAXQ-FM, died at the age of 74. A spokesperson said the cause of death was unknown. Mr. Muni, known as “Scottso” and “The Professor,” suffered a stroke earlier this year and was no longer coming into the station to host his show, which persisted with help from guest hosts like rocker David Lee Roth and New Jersey Gov. John McGreevey. Mr. Muni was born in Wichita, Kan., and raised in New Orleans. He began his broadcast career on Radio Guam, when he served...