Soundstage on PBS

Michael McDonald performs with help from Ashford and Simpson and Doobie Brothers Tom Johnston and Patrick Simmons. Among the tunes McDonald sings are “Sweet Freedom” and “I Heard It Through the Grapevine.” Ashford and Simpson join him for “Ain't No Mountain High Enough” and “Ain't Nothing Like the Real Thing”; and Johnston and Simmons perform “Black Water” and “Take Me in Your Arms,” and lend a hand on “Minute by Minute” and “What a Fool Believes.”