[When the long-awaited hand finally lands on his head, he smiles with a sigh as if all is suddenly good and right in the world. It's an expression he's probably never made before. His eyebrows lift a degree or two at Susan's remark. Of course, he's happy to repeat it if she didn't catch it the first time.]

You're welcome, Mom.

[She may note the lack of creepy lilt in his voice that might suggest he's being facetious. He seems to mean it.]