Worms, Ears and Music

Ever get a song stuck in your head? You get that irritating pop chorus, commercial ditty, or riff, and it won't go away? Well, there's a term for it, "earworm". From the German "Ohrwurm". This is more like a virus than a worm. Then again, songs have 'hooks', and reel us in. Just thought you'd like to know...shaaa na na na hey hey...