Taylor Swift Performs Fall Out Boy's 'My Songs Know What You Did In The Dark' With Patrick Stump [VIDEO]

Taylor Swift is no stranger to writing songs that expose all kinds of things about her relationships. Therefore, she must have felt all kinds of left out when Fall Out Boy just up and titled their first single off of Save Rock And Roll, "My Songs Know What You Did In The Dark." Luckily, this has been corrected. TSwift got to perform the song with Patrick Stump of Fall Out Boy at her July 13 concert in New Jersey.

What do you think of Taylor and Patrick's version?

Sound off below.