Peter Hollens' Acappella of Louis Armstrong's 'What a Wonderful World'
'First Lady of the British Invasion' Petula Clark Performs on 'Sullivan'
Remembering 'Mr. Show Business' Sammy Davis Jr.
Frank Sinatra's Best Onstage Performance on 'Luck Be a Lady'
50s Sensation Teresa Brewer Sings 'Bye Bye Blackbird' on 'Sullivan'
Hilarious Carol Burnett Skit Still Makes Us Laugh 50 Years Later
Robin Williams Hijacks David Letterman's Show in 1993
Carol Burnett Musical Pays Tribute to Fred Astaire and Ginger Rogers
Johnny Carson Takes a Sip of Dean Martin's Drink With Hilarious Results
Legendary 'Looney Tunes' Voice Mel Blanc Cracks up Johnny Carson's Crowd
Tim Conway & Carol Burnett at Their Hilarious Best
Norwegian Trumpet Solo Will Make You Shiver
Try Not to Laugh at Leslie Nielsen's 'Naked Gun' Quotes
Tim Allen's Hilarious First Appearance on 'Johnny Carson'
Nostalgic Lost Reel of Johnny Carson With Jimmy Stewart
Carol Burnett Proves She's the Perfect 87-Year-Old Leading Lady
Hilarious Rose Nylund Moments That Will Bring a Smile to Your Face
Robin Williams' Hilarious First Appearance Has Johnny Carson Laughing Uncontrollably
The Audience Can't Stop Laughing at Carol Burnett's Glam Girl-Band
Louis Armstrong and Danny Kaye Duet Has Fans Laughing out Loud
Tim Conway Cracks up Everyone During 'The Boring Speech'
Lucille Ball Performs With Her Daughter Lucie and Wayne Newton
