Cleaning up? What cleaning up? There's a conversation to be had (about himself, too!) and you simply can't chat properly when your hands are full of dirty paper towels. This is why he grabs them straight out of the girl's hand -not violently, but definitely with a lot of energy to spare- before dumping them straight into the trash.

He was closer to the garbage can anyway.

"Not a musician, no." He theatrically dusts his hands off. "I deal in awe and wonder, mysteries and illusions! I am...!"

His voice goes down one octave. Dramatically.

"... a magician."