Have you heard "Baby Shark"? Who hasn't? It's a huge viral craze. But you might not know that it isn't the first time this song and its hand motion dance has gone viral - there were two other YouTube versions before that! And before that, it was a camp song. And before THAT, the music might even have been inspired by the 1975 movie "Jaws." Here's a fascinating episode of the podcast "Decoder Ring", 37 minutes long, about the history of this kids' song.
-- Dr. Epstein