Mark Cheka

Mark Cheka, name-checked on the cover of "Freak Out!" (1966) under the heading "These People Have Contributed Materially In Many Ways To Make Our Music What It Is. Please Do Not Hold It Against Them", was the Mother's Manager before Herb Cohen. In the "biographical trivia" section on the "Freak Out!" cover, it is stated: "We OWE OUR EXISTENCE to Mark Cheka for his initial encouragement and sterling example". He is also mentioned in "The Real Frank Zappa Book" (1989).