Who Is 'I Knew You Were Trouble' Written About? Lyrics Explained

Taylor Swift fans have some theories as to who "I Knew You Were Trouble" is written about — but which ex is the subject of one of her most popular songs? Keep reading!

Opening monologue to I Knew You Were Trouble Taylor Swift music video.

Taylor Swift's Style Through The Eras

Taylor Swift's Eras Tour: Pop's Maestro of Memory Returns to the Stage - The New York Times

Taylor Swift Reveals Song Meaning — 'I Knew You Were Trouble' Is About Harry Styles – Hollywood Life

Taylor Swift - I knew you were trouble (lyrics)

Taylor Swift - Wikipedia

Harry Styles And Taylor Swift's Break-Up Songs About Their Relationship Uncovered - Capital

Taylor Swift Songs, Ranked From Worst to Best

I Knew You Were Trouble - Lyrics

Taylor Swift Goes to a Darker Place: Discuss - The New York Times

I Knew You Were Trouble by Taylor Swift - Songfacts

Taylor Swift reveals her hit song I Knew You Were Trouble was written about ex-boyfriend Harry Styles

Video Review – Taylor Swift's “I Knew You Were Trouble” - Saving Country Music