Before we lose the holiday spirit, let's go to Seattle and to the Fantagraphics Bookstore and Gallery. They're celebrating the release of the greatest comic strip reprint series ever (or so we think around here) with an exhibit of Walt Kelly Pogo strips. There recently, the Choir of the Sound — a local singing group that just happens to include the wife of the book's co-editor — favored the crowd with a stirring rendition of Mr. Kelly's classic carol, "Deck Us All With Boston Charlie." Maestro, if you please…