For those who've not yet heard this delight, Baby Shark is a song by the Korea-based children’s YouTube channel Pinkfong.
The song was originally released in 2015 and went viral this summer, and at the time of writing, the original video has been viewed 1.8 billion times. Which is quite a lot.
Leo Moracchioli, a Norwegian metal fan who’s built a huge online following by creating heavy versions of pop songs, has jumped into the fray with his own take on the cartilaginous fish anthem.
Check it out below.