The quote “My Empire for a horse” was given by Richard III. He was an English king from 1483 until 1485 when he died at the clash of Bosworth Field. Richard III was the very last English king of Plantagenet dynasty and House of York.
“Rudolph, the Red-Nosed Reindeer” is a famous song written by Johnny Marks based on the 1939 story “Rudolph the Red-Nosed Reindeer” created by an American advertising executive called Robert May and published by the Montgomery Ward Company.
Creator Eric Kripke’s original choice for the brothers’ car was a 1965 Mustang. He changes his mind after a neighbor said to him that he needs a vehicle that when people stop next to it at lights, they lock their doors.