The lifespan of a YouTube sensation isn't very long, so thankfully Jimmy Fallon got Norwegian electro pop sensations Ylvis to come by the studio last night. In a crushing blow to what we believed to be reality, these guys are actually a comedy duo, making their original offering less magical and special, but they still delivered a more compelling performance than Kanye on Kimmel.

Watch them perform their hit "What Does the Fox Say?" for the first time (but definitely not the last we will see this a hundred more times) on late night television here:

If you someohow escaped seeing the original video, here it is—it was truley something to behold and treasure when we thought it was a sincere dance track: