If famous composers were cats --
Unbeknownst to me, it turns out that this is an actual piano score! It is called Toc-cat-a in B for Pawiano and was written by Noam Oxman in honour of a cat named Latte! Here is a recording of it --
Thanks to intrepid blogging buddy Jim of Road to Parnassus for researching that meme and letting us know the results! More whimsical animal compositions by Noam Osman are found here.