life: Picture perfect: Frank Zappa with his dad, Francis, his mom, Rosemarie, and his cat in 1970. See more photos here. (John Olson—Time &amp; Life Pictures/Getty Images) Just a normal guy

life: Picture perfect: Frank Zappa with his dad, Francis, his mom, Rosemarie, and his cat in 1970. See more photos here. (John Olson—Time & Life Pictures/Getty Images) Just a normal guy

life: Picture perfect: Frank Zappa with his dad, Francis, his mom, Rosemarie, and