So far, Swift’s surprise songs have included “Mirrorball,” “Tim McGraw,” “This Is Me Trying,” “State of Grace,” “Our Song,” “Snow on the Beach,” “Cowboy Like Me,” “White Horse,” “Sad Beautiful Tragic,” “Ours,” “Death by a Thousand Cuts,” “Clean,” “Jump Then Fall,” “The Lucky One,” “Speak Now,” “Treacherous,” “The Great War,” “You’re on Your Own, Kid,” “Mad Woman,” “Mean,” “Wonderland,” “You’re Not Sorry,” “A Place in This World,” “Today Was a Fairytale” (from the “Valentine’s Day” soundtrack), “Begin Again,” “Cold as You,” “The Other Side of the Door,” and “Coney Island.”