Christian Kane and Jensen Ackles actually sang the song they performed. The house band, known as "The Impalas," is made of all Supernatural crew members.
The reason why the songs on "Supernatural" may be different on Netflix is due to licensing agreements. When a TV show or movie is produced, the creators secure licenses to use specific songs for a certain period of time or in specific formats.
That creepy refrain plus Jason's hulking form, hockey mask, and emotionless brutality is why the Friday the 13th franchise is 43 years old, 12 movies deep, and as iconic as Ronald McDonald. And it all explains why you wanna know how to watch the Friday the 13th movies in order.
It is a franchise that many of the generation of Nintendo and VHS saw the sequels before the first film. Upon viewing the original Friday the 13th, xennials were shocked to find that Jason is not the killer. It is his mother, Pamela Voorhees.