"I'm Sorry" is a 1960 hit song for then-15-year-old American country pop singer Brenda Lee. It peaked at number one on the Billboard Hot 100 singles chart in July 1960.
Few songs more closely identify the "Sound of the '50's" than the Chordettes' "Mr. Sandman". The girls formed in Sheboygan, Wisconsin in 1946, later won a contest on Arthur Godfrey's "Talent Scouts"
"Kansas City" was written by the legendary songwriting team of Jerry Leiber and Mike Stoller and first recorded by Little Willie Littlefield as "K.C. Lovin" in 1952.