Nyan Cat meme became so viral because it combined so many tried-and-true viral hit components in one place, same with the Pop Cat, and now those two legends collide in a Nyan Pop Cat Meme custom progress bar for YouTube. We all know that the internet is full of cat mems and that cats are very popular, and Pop Tarts are not only sweet but also a good comfort food of childhood for much of the internet generation. And the Pop Cat meme is a photo of a cat Oatmeal that has its mouth photoshopped to be wide open in the shape of an O. But these two meme cats together create something truly insane, Oatmeal with a Pop Tart body flying through space with the stars. A meme custom progress bar for YouTube with Nyan Pop Cat Meme.