"Who are you?" asked Billy.

"Gehsundheit!"

"And what is that?"

"A Cherman Count—and amateur presti-indigestion-tater, or magician—you haf called me—alreatty am I here."

"I didn't call you."

"Ogscuse me, but did you not schneeze?"

"Yes," said Billy.

"So—vas I right—ven you schneeze den does it call me. See, here are my orders from Mr. Gas." And, taking a paper out of Gehsundheit's hand, Billy read "Gehsundheit, Draughty Castle, Germany; when Billy Bounce sneezes he needs your assistance—go to him at once. Signed by Mr. Gas."

"What luck," whispered Billy excitedly. "What luck—indeed I do need you."

"It is most well, I am here. Vat was your vish?"