4. Let it Be — The Beatles (1968)
“Let it Be” is one of McCartney’s absolute gems. He reportedly was inspired to write the track based upon the brilliance of Aretha Franklin. The track spent 14 weeks atop the charts at No. 1. Even if one’s not a fan of the band, virtually everyone can recognize the initial notes before a somber McCartney breaks out with “When I find myself in times of trouble…”