It was a great addition to the episode, but the song Randy sings, "I'm So Lonesome I Could Cry", wasn't written until 1949 by Hank Williams. Of course, The Virginian was set in the late 1800's.
Judge Garth and Trampas do not appear in this episode.
This episode marked the series debut of Randy Boone as Randy. His last name is not revealed in this episode and it is only later in the series that we learn it is Benton.