John Mellencamp steps behind the microphone for a Showtime special this Friday night, but he's not singing.
The Indiana native has narrated Perfect in '76, a Showtime documentary that shines the spotlight on former Indiana University men's basketball team coach Bob Knight and the school's perfect 1975-76 season -- the most recent undefeated season in college basketball.
In addition to his narrative vocal stylings, the film includes instrumental versions of "Small Town" and "Jack and Diane." It premiere this Friday at 9 p.m. ET.