What song did John Lennon write in his house at Menlove Avenue that lead The Beatles to a commercial breakthrough prior to the release of "She Loves You"?
Beatlemania in the United Kingdom:  Returning in 1962 from a highly formative two-year residency in Germany, the Beatles achieved a commercial breakthrough with their second UK single release, "Please Please Me" early in 1963, but gained "Superstar" status with the release of "She Loves You" later that year.
i don't know