Jason Scheff is prominently known as the longtime lead vocalist of the Rock and Roll Hall of Fame inducted supergroup - Chicago. Scheff joined the group in 1985 replacing the iconic vocalist / bass player Peter Cetera, going on to become one of the principal songwriters and main contributors throughout the next several decades of the group's career. Scheff’s songwriting, vocals, and musicianship helped create the most successful recording eras of Chicago in the 80s and 90s.