Trivia: Jon Cryer, who plays Lex Luthor, played Lex's nephew Lenny in Superman IV: The Quest For Peace.
Trivia: The way Deegan as Superman tries to break Barry's neck resembles Superman doing the same thing with Zod in The Man of Steel film.
Trivia: The way Clark smashes the coal to get a diamond resembles Superman 4.
Trivia: The hammer used by Lois is similar to the one used by Steel, another DC superhero.
Trivia: Although they play mother and son in this episode, Brenda Strong is only five years older than Jon Cryer.
Trivia: Kara and Barry slowed time by running around the earth, that resembles what Superman did in Superman the Movie.
Trivia: While the two Supermen are fighting, a girl calls one of them Bizarro, he is another enemy of Superman.
Answer: Another part of why the change was that it's cold in Canada in the winter and the old costume didn't protect her from it, whereas the new one is nice and warm.