The song that Parnell Roberts begins to sing in the scene when he dies is called Early One Morning. His character in Bonanza Adam Cartwright sings the same song in the episode "the wooing of Abigail Jones"
First appearance in the show of Carey Van Dyke, the grandson of star Dick Van Dyke, thus the son of co-star Barry Van Dyke.
The title is based on the old saying: He who laughs last, laughs best.