The greatest mystery plaguing the world has finally been solved. #TheDress is.... (drum roll)... blue and black!

What song does American Idol need to retire?

The viral sensation - if an inanimate object can be called that - made an appearance on American Idol when contestant Jax wore it for a jazzy cover of "Ain't No Mountain High." The judges weren't exactly thrilled with her song choice, but we can all breathe a sigh of relief that debate over #blueandblack vs. #whiteandgold can finally end.