Released on the 1965 album Help!, 'Yesterday' stands as a cornerstone of The Beatles' early catalog, marking their first composition written and recorded entirely in English. The track features a distinctive string arrangement that elevates its simple, melancholic melody into a timeless pop standard. Its inclusion in the Help! collection highlights the band's transition from rock and roll to a more sophisticated pop sound during the mid-1960s. The song's enduring popularity has cemented its status as one of the most recognizable recordings in popular music history, influencing countless artists across genres for decades to come.