[Hieronymus]

My guess: some one else composed a sentence to write in the book which included three direct objects, thus meriting the comma, but Obama momentarily forgot one of them until after he had written the “and,” realized that there was no good way out, and then was so flustered he muffed the date.

[Salamander]

So now he needs a WOTUS *and* a TOTUS?

;)

[Salamander]

I’ve never seen a guest book with layers but anything’s possible, I reckon.

:)