May 24-28, 1971 (Mary Tyler Moore & Jack Cassidy)
June 14-18, 1971 (Meredith MacRae & Bill Bixby)
July 24-28, 1972 (Lucille Ball & Ross Martin)
September 25-29, 1972 (Martin Milner & Greg Morris)
July 02-06, 1973 (Lew Retrum, Carol Burnett, Jack Klugman, Brett Somers, Helen Reddy)