Question: This successful pop singer who sold more than 45 million records collaborated with the musician of what song that reached Top 40 in 1961?
Sentence (from "Mexico (instrumental)"): The song "Mexico" is credited to Bob Moore and His Orchestra, and in the fall of 1961 it became the only single where Moore is listed as an artist to reach the Top 40 of the U.S. "Billboard" Hot 100 chart.
Relevant evidence: Yes