This one's fairly simple: Any short-lived pop culture phenomenon that could be considered a fad. That includes toys, games, novelty products, clothing fashions, dance crazes, and silly stunts. I'll allow media images, but no fantasy or sci-fi. Usual rules apply: maximum 200 x 200 pixels and 1 MB. You may enter up to three avatars. My entries: Pet Rock, 1975 Roller disco, late 1970s Macarena, 1996 So let's get those entries in, folks. Who knows, some of them might make a comeback!