Question: When does the American classical guitarist and composer born who  is best known for his 1968 instrumental "Classical Gas" and also hosed by The Boarding House?
Sentence (from "Mason Williams"): He is best known for his 1968 instrumental "Classical Gas" and for his work as a comedy writer on "Smothers Brothers Comedy Hour", "The Glen Campbell Goodtime Hour", and "Saturday Night Live".
Relevant evidence: No