Ex-factor: Celebrity quiz
Kevin Winter/Getty Images; Pascal Le Segretain/Getty Images; John Shearer/Invision/AP/file; Chris Pizzello/AP
Katy Perry may be John Mayers most recent ex, but she doesnt stand alone. Can you keep up with the love life of John Mayer and other stars like Kim Kardashian, Taylor Swift, and Jennifer Aniston? See if you can guess which celebrity couple never existed.
Amanda Stonely, Boston.com Correspondent