"Mancow" was born Matthew Erich Muller on June 21st, 1966 in Kansas City, Missouri. He began his radio career in California before moving to Chicago to become the morning shock jock on Rock FM 103.5. After problems there, he got a higher money offer from Q101 and took it. After a career hiatus, he began co-hosting a new broadcast over the Midwest clear channel powerhouse, WLS-AM teaming up with legendary radio news anchor, Pat Cassidy in August 2008. For many years Mancow had an ongoing feud with Howard Stern, former New York City broadcaster.