"That's actually pretty interesting!" Demyx said, cheerfully, even if it was only interesting to him.

"For my sitar, you only play three strings, but there's actually eighteen strings in my sitar and when you pluck one of these three, in the right place, it makes the other ones vibrate. They're called sympathetic strings. It's why you can't do chords, because they don't work the same as a guitar's strings."