97.9 WLUP since 1977. Best known as "The Loop" and the Rock Station of Chicago for 40+ years. Mancow in the morning and Classic Rock all day; Led Zeppelin, Pink Floyd, Guns'N'Roses, Aerosmith, Jimi Hendrix, Metallica, Rolling Stones, Who, AC/DC, Queen, Tom Petty, Van Halen, Nirvana, Rush, ZZ Top, more.