The legendary frontman for ZZ Top, Billy Gibbons joins Dan for a look back at the bands more than 40 years together.

<p>The legendary frontman for ZZ Top, Billy Gibbons joins Dan for a look back at the bands more than 40 years together.</p>

Dan Rather sits down with the biggest names in the music business for thoughtful conversations, insights, and revelations you won't hear anywhere else. 

<p>Dan Rather sits down with the biggest names in the music business for thoughtful conversations, insights, and revelations you won't hear anywhere else. </p>

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