Are these songbirds be turning into lovebirds?
Though the couple were recently enjoyed a dinner-for-two at the Chateau Marmont together, a Celebuzz source say that the meeting was strictly all business.
“It wasn’t a date. They met up about a potential music collaboration,” a source told us.
The once outspoken Mayer, 34, has kept out of the public eye since dating Jennifer Aniston in 2009.
Meanwhile, Perry, 27, has recently finalized her divorce from divorce from British comedian Russell Brand.
“Katy is toying with the idea of working with John,” the source adds.
“But whether or not they work together remains to be seen.”
Do you think these two are dating? Launch the gallery above to see photos of their party night, then sound off in the comments below.