This started as an April Fool's joke and so many people *really* wanted one, somebody decided to make it (or the company making them "brilliantly" tested the waters with interest before mass producing to see how it would be received - your choice).
"You are going to get a certain amount of snarkiness on the Internet no matter what, and my rule is that you don't post anything that you wouldn't say to someone's face." Marc Andreyko (Writer of DC Comic's "Manhunter")
First time I heard about PETA was probably in the late 80’s, when I saw a buncha’ hot broads protesting animal furs. Being a cheap male, I didn’t understand why some people needed a “real” fur, so I agreed with their stance to go out and buy fake furs.