Katy Perry And John Mayer
Katy Perry And John MayerHas the guitar-crooning bad boy finally been tamed for good?! We're still gushing over the adorableness of John and Katy's music video for their "Who You Love" duet, but will John pop the question to Katy in 2014? Time will tell if Miss Perry will be a future Mrs. Mayer! [Photo via]