Katy Perry, John Mayer 'Not Engaged'
Singer is said to have brought K-Pez a 'commitment' ring instead..
Speculation that Mayer may have popped the question started after K-Pez was spotted sporting a heart-shaped ring on her engagement finger while on a dinner date with the singer/songwriter last week.
However, it has now emerged that the sparkler was in fact a 'commitment' ring, which Mayer gave Katy as a gift for Valentine's Day.
A source told Jennifer Aniston and Taylor Swift- recently addressed his romance with Perry, telling CBS Sunday Morning: "For the first time in my life, I don't feel like I'm in a celebrity relationship.
"I really don't. I'm not in a high-profile... I know it's high profile. It's hard to explain. For me, it feels like something that's very human."