Motown Record Corporation

Wilson, who died Feb. 8, began singing with Diana Ross and Florence Ballard in 1959. As the Supremes, they helped define Motown sound with a string of hits in the 1960s. Originally broadcast in 1986.

She has a new solo recording out this month, At Last. Knight began her singing career at age 4. Since that modest start, she went on to lead one of the most successful vocal soul groups in America, Gladys Knight and The Pips. The group stayed together for 39 years before disbanding.Among, the group's most notable songs include: I Heard It Through The Grapevine, Neither One of Us, and Midnight Train to Georgia. Knight then launched a solo career. Terry interviewed Knight before a live audience in San Francisco in 1996.