Folk singers transition to comedy - Smothers Brothers duo.
Tom and Dick showcase musical and comedic prowess.
Tom's role as the elder, comedic provocateur.
CBS show tests boundaries, influences satire.
Creative clashes over taboo topics, fights for creative control.
Show features counterculture icons, addresses societal issues.
CBS abruptly cancels show, suspicions of political influence.
Pioneer in comedy, addressing social, political issues.
National Comedy Center announces Tom Smothers' death.
Tom dies at 86, battling cancer.
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