Question: What nationality is the composer of song I Didn'T Know What Time It Was?
Sentence (from "I Didn't Know What Time It Was"): " It was performed by Trudy Erwin – dubbing for Lucille Ball in the 1940 film version produced by RKO – and interpolated into the score of the 1957 film "Pal Joey," where it was sung by Frank Sinatra.
Relevant evidence: No