WZUU (92.5 FM, "The ZUU [Zoo]") is a radio station broadcasting a rock music format which leans towards arena rock styled artists from the 1980s until current times. Licensed to Mattawan, Michigan, it first began broadcasting in 1990 under the WKGH call sign. During the first few years of the radio station, it broadcast oldies from a satellite feed. On Memorial Day 1995, the station began to broadcast an alternative and modern rock-styled format.