He was known for ` ` Your Show of Shows '' and ` ` Caesar 's . '' Movie credits : ` ` It 's a Mad , Mad , Mad , Mad World , '' ` The high pressure also led to a drinking and drug problem for Caesar . ` Airport 1975 , '' ` ` Grease '' He was one of a small group of personalities who helped pioneer television . The funnyman also had a successful personal life , married for 67 years .
He was known for ` ` Your Show of Shows '' and ` ` Caesar 's . '' Movie credits : ` ` It 's a Mad , Mad , Mad , Mad World , '' ` ` Airport 1975 , '' ` ` Grease '' He was one of a small group of personalities who helped pioneer television . The funnyman also had a successful personal life , married for 67 years .