 sung on a bus in the Abbott and Costello movie Pardon My Charong back in 1942. The Ink Spots, they had recorded the song just a few years earlier in 1939, but appearing in movies with Abbott and Costello and others helped becoming one of the more popular songs that has actually been used in over 25 different films over the years. It's a 30 KLTF Little Falls, 69 degrees.