Question: What nationality is the performer of song Some Of These Days?
Answer: America

"Some of These Days" is a popular song, written and composed by Shelton Brooks, published in 1910, and associated with the performer Sophie Tucker. Sophie Tucker (January 13, 1886 – February 9, 1966) was a Ukrainian-born American singer, comedian, actress, and radio personality. Known for her powerful delivery of comical and risqué songs, she was one of the most popular entertainers in America during the first half of the 20th century