Peter Lassally on The Tonight Show's permanent guest host Joan Rivers

Joan Rivers Cracks Johnny Up | Carson Tonight Show

Producer Peter Lassally on making the deal for Late Night with David Letterman

Peter Lassally on hiring Craig Ferguson on the Late Late Show - TelevisionAcademy.com/Interviews

Tibetan Healing Flute - Destroy Unconscious Blockages And Negativity - Heal Damage To The Soul ★1

Joan Rivers Carson Tonight Show 14/5-1981

Peter Lassally on his ability to find new talent - TelevisionAcademy.com/Interviews

Joan Rivers interviews Marlo Thomas of That Girl

Joan Rivers on "A Piece of Work" and Why Leno Isn't Funny

Peter LaSalle & Doc Sevrinsen @ Letterman Tribute To Johnny Carson -2005

Peter Lassally on working as a producer on The Tonight Show Starring Johnny Carson

Johnny's Executive Producer - Fred De Cordova | Carson Tonight Show

Joan Rivers | The Complete "Pioneers of Television" Interview | Steven J Boettcher

Rich Little Shows Up With Non-Stop Impressions | Carson Tonight Show

Lee Marvin on Training For War Movies in The Marines | The Dick Cavett Show

Conan O'Brien Talks About Jay Leno | Letterman

Tribute to Johnny Carson by David Letterman at the 2005 Emmy Awards

Peter Lassally on booking guests on late night talk shows - TelevisionAcademy.com/Interviews

Joan Rivers is Hilarious on Carson Tonight Show

Steve Allen Talks About How "The Tonight Show" Started | Letterman

Michael Caine and Sean Connery | Carson Tonight Show