Rita Moreno
Episode: 1x01 | Airdate: Sep 20, 1976
Season 1
Jim Nabors
Episode: 1x02 | Airdate: Sep 27, 1976
Sandy Duncan
Episode: 1x03 | Airdate: Oct 4, 1976
Ruth Buzzi
Episode: 1x04 | Airdate: Oct 11, 1976
Joel Grey
Episode: 1x05 | Airdate: Oct 18, 1976
Paul Williams
Episode: 1x06 | Airdate: Oct 25, 1976
Lena Horne
Episode: 1x07 | Airdate: Nov 1, 1976
Peter Ustinov
Episode: 1x08 | Airdate: Nov 8, 1976
Florence Henderson
Episode: 1x09 | Airdate: Nov 15, 1976
Valerie Harper
Episode: 1x10 | Airdate: Nov 22, 1976
Candice Bergen
Episode: 1x11 | Airdate: Nov 29, 1976
Bruce Forsyth
Episode: 1x12 | Airdate: Dec 6, 1976
Harvey Korman
Episode: 1x13 | Airdate: Dec 13, 1976
Mummenschanz
Episode: 1x14 | Airdate: Mar 21, 1977
Charles Aznavour
Episode: 1x15 | Airdate: Jan 17, 1977
Kaye Ballard
Episode: 1x16 | Airdate: Mar 7, 1977
Ben Vereen
Episode: 1x17 | Airdate: Jan 24, 1977
Vincent Price
Episode: 1x18 | Airdate: Jan 31, 1977
Twiggy
Episode: 1x19 | Airdate: Feb 7, 1977
Phyllis Diller
Episode: 1x20 | Airdate: Feb 14, 1977
Ethel Merman
Episode: 1x21 | Airdate: Feb 21, 1977
Connie Stevens
Episode: 1x22 | Airdate: Feb 28, 1977
Avery Schreiber
Episode: 1x23 | Airdate: Apr 18, 1977
Juliet Prowse
Episode: 1x24 | Airdate: Apr 25, 1977
Season 2
George Burns
Episode: 2x01 | Airdate: Sep 19, 1977
Madeline Kahn
Episode: 2x02 | Airdate: Oct 3, 1977
Edgar Bergen
Episode: 2x03 | Airdate: Oct 10, 1977
Dom DeLuise
Episode: 2x04 | Airdate: Oct 17, 1977
Nancy Walker
Episode: 2x05 | Airdate: Oct 24, 1977
Steve Martin
Episode: 2x06 | Airdate: Oct 31, 1977
Bernadette Peters
Episode: 2x07 | Airdate: Nov 7, 1977
Milton Berle
Episode: 2x08 | Airdate: Nov 14, 1977
Rich Little
Episode: 2x09 | Airdate: Sep 26, 1977
Don Knotts
Episode: 2x10 | Airdate: Nov 28, 1977
Teresa Brewer
Episode: 2x11 | Airdate: Dec 5, 1977
John Cleese
Episode: 2x12 | Airdate: Dec 5, 1977
Zero Mostel
Episode: 2x13 | Airdate: Dec 13, 1977
Rudolf Nureyev
Episode: 2x14 | Airdate: Jan 23, 1978
Judy Collins
Episode: 2x15 | Airdate: Jan 30, 1978
Elton John
Episode: 2x16 | Airdate: Feb 6, 1978
Bob Hope
Episode: 2x17 | Airdate: Feb 13, 1978
Julie Andrews
Episode: 2x18 | Airdate: Feb 20, 1978
Peter Sellers
Episode: 2x19 | Airdate: Feb 27, 1978
Jaye P. Morgan
Episode: 2x20 | Airdate: Mar 6, 1978
Lou Rawls
Episode: 2x21 | Airdate: May 1, 1978
Petula Clark
Episode: 2x22 | Airdate: May 8, 1978
Cleo Laine
Episode: 2x23 | Airdate: May 15, 1978
Cloris Leachman
Episode: 2x24 | Airdate: May 22, 1978
Season 3
Helen Reddy
Episode: 3x01 | Airdate: Sep 21, 1978
Roy Clark
Episode: 3x02 | Airdate: Sep 28, 1978
Jean Stapleton
Episode: 3x03 | Airdate: Oct 5, 1978
James Coco
Episode: 3x04 | Airdate: Oct 12, 1978
Liberace
Episode: 3x05 | Airdate: Oct 19, 1978
Loretta Lynn
Episode: 3x06 | Airdate: Oct 26, 1978
Alice Cooper
Episode: 3x07 | Airdate: Nov 2, 1978
Cheryl Ladd
Episode: 3x08 | Airdate: Nov 9, 1978
Pearl Bailey
Episode: 3x09 | Airdate: Nov 16, 1978
Kris Kristofferson & Rita Coolidge
Episode: 3x10 | Airdate: Nov 23, 1978
Raquel Welch
Episode: 3x11 | Airdate: Nov 30, 1978
Leo Sayer
Episode: 3x12 | Airdate: Dec 7, 1978
Gilda Radner
Episode: 3x13 | Airdate: Dec 14, 1978
Marisa Berenson
Episode: 3x14 | Airdate: Dec 21, 1978
Spike Milligan
Episode: 3x15 | Airdate: Jan 18, 1979
Elke Sommer
Episode: 3x16 | Airdate: Jan 25, 1979
Danny Kaye
Episode: 3x17 | Airdate: Feb 1, 1979
Lesley Ann Warren
Episode: 3x18 | Airdate: Feb 8, 1979
Harry Belafonte
Episode: 3x19 | Airdate: Feb 15, 1979
Sylvester Stallone
Episode: 3x20 | Airdate: Feb 22, 1979
Roger Miller
Episode: 3x21 | Airdate: May 10, 1979
Roy Rogers & Dale Evans
Episode: 3x22 | Airdate: May 17, 1979
Lynn Redgrave
Episode: 3x23 | Airdate: May 24, 1979
Leslie Uggams
Episode: 3x24 | Airdate: Jul 5, 1979
Season 4
John Denver
Episode: 4x01 | Airdate: Sep 20, 1979
Linda Lavin
Episode: 4x02 | Airdate: Sep 27, 1979
Shields & Yarnell
Episode: 4x03 | Airdate: Oct 4, 1979
Crystal Gayle
Episode: 4x04 | Airdate: Oct 11, 1979
Kenny Rogers
Episode: 4x05 | Airdate: Oct 18, 1979
Dudley Moore
Episode: 4x06 | Airdate: Oct 25, 1979
Victor Borge
Episode: 4x07 | Airdate: Nov 1, 1979
Beverly Sills
Episode: 4x08 | Airdate: Nov 8, 1979
Liza Minnelli
Episode: 4x09 | Airdate: Nov 15, 1979
Lola Falana
Episode: 4x10 | Airdate: Nov 22, 1979
Phyllis George
Episode: 4x11 | Airdate: Nov 29, 1979
Arlo Guthrie
Episode: 4x12 | Airdate: Dec 4, 1979
Dyan Cannon
Episode: 4x13 | Airdate: Jan 31, 1980
Christopher Reeve
Episode: 4x14 | Airdate: Feb 7, 1980
Lynda Carter
Episode: 4x15 | Airdate: Feb 14, 1980
The Stars of Star Wars
Episode: 4x16 | Airdate: Feb 21, 1980
Dizzy Gillespie
Episode: 4x17 | Airdate: Feb 28, 1980
Anne Murray
Episode: 4x18 | Airdate: Mar 6, 1980
Jonathan Winters
Episode: 4x19 | Airdate: Mar 13, 1980
Andy Williams
Episode: 4x20 | Airdate: Mar 20, 1980
Doug Henning
Episode: 4x21 | Airdate: May 1, 1980
Carol Channing
Episode: 4x22 | Airdate: May 8, 1980
Diana Ross
Episode: 4x23 | Airdate: May 15, 1980
Alan Arkin
Episode: 4x24 | Airdate: May 22, 1980
Season 5
Loretta Swit
Episode: 5x01 | Airdate: Mar 10, 1980
Joan Baez
Episode: 5x02 | Airdate: Mar 17, 1980
Shirley Bassey
Episode: 5x03 | Airdate: Mar 24, 1980
James Coburn
Episode: 5x04 | Airdate: Apr 1, 1980
Brooke Shields
Episode: 5x05 | Airdate: Apr 7, 1980
Glenda Jackson
Episode: 5x06 | Airdate: Apr 21, 1980
Senor Wences
Episode: 5x07 | Airdate: Apr 28, 1980
Roger Moore
Episode: 5x08 | Airdate: Apr 29, 1980
Jean-Pierre Rampal
Episode: 5x09 | Airdate: May 12, 1980
Paul Simon
Episode: 5x10 | Airdate: May 19, 1980
Linda Ronstadt
Episode: 5x11 | Airdate: May 27, 1980
Tony Randall
Episode: 5x12 | Airdate: Jun 3, 1980
Mac Davis
Episode: 5x13 | Airdate: Jun 16, 1980
Carol Burnett
Episode: 5x14 | Airdate: Jun 23, 1980
Melissa Manchester
Episode: 5x15 | Airdate: Jul 1, 1980
Gladys Knight
Episode: 5x16 | Airdate: Jul 3, 1980
Hal Linden
Episode: 5x17 | Airdate: Jul 8, 1980
Marty Feldman
Episode: 5x18 | Airdate: Jul 14, 1980
Wally Boag
Episode: 5x19 | Airdate: Jul 28, 1980
Debbie Harry
Episode: 5x20 | Airdate: Aug 4, 1980
Chris Langham
Episode: 5x21 | Airdate: Aug 5, 1980
Johnny Cash
Episode: 5x22 | Airdate: Aug 11, 1980
Buddy Rich
Episode: 5x23 | Airdate: Aug 12, 1980
Gene Kelly
Episode: 5x24 | Airdate: Aug 19, 1980