Wait, what song is that?
Last fall, this dad and this son completed the viral cycle by making a video titled "When Mama Isn't Home," in which the dad jammed out on the trombone while the kid manned the oven-gong. When I say "completed the viral cycle," I mean "their video was seen millions of times and then they went on Ellen." Now, they're back with the one song they were constantly requested to cover: Darude's 'Sandstorm.'
I don't have time here to fully explain to you why Darude's 'Sandstorm' is the Internet's favorite song. You can check out Know Your Meme for more history, but suffice it to say that people who play League of Legends love it, and that it's become a running joke that whenever anyone asks what the background track to any video is, someone responds with "Darude — 'Sandstorm'" and everyone laughs because they get it and you/I don't.
Here's the original, in case you don't recognize the song from this masterful cover: