WRKR (107.7 FM, "The Rocker") is a radio station broadcasting a mainstream rock music format, combining current and classic album-oriented rock tracks. Licensed to Portage, Michigan, it first began broadcasting in 1988.On August 30, 2013, a deal was announced in which Townsquare Media would acquire 53 stations from Cumulus Media, including WRKR, for $238 million.