Widely believed to be about Jake Gyllenhaal, this emotional ballad explores heartbreak
A pop smash capturing the frustration and finality of an on-and-off relationship
A sleek, upbeat track widely associated with Taylor Swift's romance with Harry Styles
A raw, acoustic song reflecting on a difficult and painful relationship with John Mayer
A fast-paced, angst-filled track written after Taylor Swift's breakup with Joe Jonas