"I'll hope to remain unfamiliar with your Disney ride," Sephiroth remarks. "Is a small world meant to be romantic?"

It's a genuine question, since David made the comparison. He's seen some dolls and toys marketed as gifts for loved ones; having them serenade anyone strikes him as odd but it's the title that he really can't make sense of.

He doesn't hear any singing as they float to the tunnel entrance. Maybe some soft piano music?