"Big Star's Third," also known as "Sister Lovers," is an album by the American rock band Big Star, released in 1975. It is known for its unique blend of pop, rock, and experimental sounds, showcasing the band's signature harmonies and emotional depth. The album was recorded during a tumultuous period for the band and features a mix of completed tracks and unfinished ideas. Despite its initial lack of commercial success, "Big Star's Third" has since gained a cult following and is considered a significant influence on alternative and indie rock music. The album's themes of love, loss, and longing resonate with listeners, making it a timeless piece in the music landscape.