Complex sentence: The show had several catchphrases used throughout its entire run, the most notable being "Hey now", a phrase Hank repeats in the opening credits of the fictional talk show, and whenever he greets someone.
Split into simpler sentences: The show had several catchphrases used throughout its entire run. The most common was "Hey now", a phrase Hank repeats in the opening credits of the fictional talk show and whenever he greets someone.