 Berlin wrote the song in 1918 while he was in the Army during the First World War, but he revised it for Kate Smith on the eve of World War II. The answer was B, Irving Berlin. I didn't think that question was all that easy, did you? It took a second, but, you know, powers of deduction. Well, old Joe, he'd probably have to get us this week. We beat him two weeks in a row. Now, what do you want, Lauren? What's your poison today, 70s, 80s, or 90s for your second question?