Weeds stars an actor and comedian who is best known for appearing on what sketch comedy program?
Weeds (season 8):  Kohan also confirmed that the song would be covered in a duet by Steve Martin and series regular Kevin Nealon, who each sang and played the banjo. Kevin Nealon: Kevin Nealon ( ; born November 18, 1953) is an American actor and comedian, best known as a cast member on "Saturday Night Live" from 1986 to 1995, acting in several of the Happy Madison films, for playing Doug Wilson on the Showtime series "Weeds", and providing the voice of the title character, Glenn Martin, on "Glenn Martin, DDS".
Saturday Night Live