What is SpongGar? Where did it come from? Spongebob memes are popular, but the most popular of them all is the caveman spongegar meme. Today we look at the meaning and origin of the popular meme. Spongebob is a very popular cartoon character who has appeared on Nickelodeon since the late 90's. Naturally he has made his way online in various ways. One of which is through the ever popular SpongGar Meme. Today I look into the history of the memes and discover a secret it's hiding.This is behind the meme where we take a look at the meaning and origin of your favorite memes.