I have an ongoing project to make posts for mental_floss articles I wrote way back when that I do not have an archive for. Here's another one, from 2014.
Many internet memes find their way into toy stores as cuddly stuffed plushies, if they are popular enough. And when someone you love becomes enamored of an internet meme, they make a thoughtful gift. Here’s where to get yours. And only half of them are cats. See them in a list I posted at mental_floss.