As co-chair of the selection committee, I'll say that "Late Night was just forgotten. It just completely slipped off the radar. Same for Christmas Wish Book now that I think of it. Next year...
As for "Harold," the people who love it really love it, but it was never committed to recording that we know of, and, more importantly, it had always had a low number of votes in past tournaments, which was why it was not brought back.