updated 12/25/2012 AT 12:00 PM ET
•originally published 12/25/2012 AT 8:00 AM ET
The couple, after dating for a few months, are spending Christmas together, PEOPLE has learned.
And guess what: The pop star, 28, is bringing Mayer, 35, home to her parents, whom he has already met, according to a source.
“They’re happy together and with her family for the holidays,” says the source. “John really likes getting to know Katy’s family better.”