The three Billys stared at each other for a long moment, confusion still reigning.

"You wished there could be more of me. Maybe a spellcaster's been eavesdropping?"

"But they'd have to be incredibly powerful. To form two fully solid human beings in just an instant would take considerable power."

"...are you fully solid?" asked the original Billy. The other two turned to look at him, unsure.

And then the three of them were poking and prodding at each other, seemingly ignoring Ronnie for a moment. They were confirming it, yes.