KHKN came out of Christmas music this morning with a format shift to Classic Hits "Big 94.9". Now positioned as "Little Rock's Greatest Hits", the station is focusing on music from the 1970s and 1980s. Original Report 11/1: iHeartMedia has dropped the format of Variety Hits "94.9 Tom-FM" KHKN Maumelle/Little Rock AR and has begun