Tom, his roommate in pilot training, Mort, and Tom’s date, Barbara Price, attended a show at the Claremont Hotel in Berkeley, California, with music by Russ Morgan. He describes this in his September 11, 1944 letter.

https://youtu.be/MkbS4NZQNcE

From Wikipedia:

Russell Morgan (April 29, 1904 – August 7, 1969) was an American big band leader and arranger during the 1930s and 1940s. He was one of the composers of “You’re Nobody till Somebody Loves You” with Larry Stock and James Cavanaugh. Morgan was the first to record the song.