David Hasselhoff called into Adam Carolla's show to talk about Knight Rider and Sharknado 4 (which premieres on Syfy Sunday at 8pm EST). The director of Sharknado 4 - Anthony Ferrante - was also in studio to share stories from the set and working with David and Tara Reid.
Knight Rider, Donald Trump and Baywatch are also topics that floated up during the segment.
The interview starts at the 40 minute mark and lasts until around the 56 minute mark. The director of Sharknado 4 continues on the show a bit longer.