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Are Katy Perry and John Mayer engaged … or is this just a teenage dream?

When Katy Perry and John Mayer were photographed en route to dine at Sunset Tower Hotel last night, something was suspiciously shiny on the “Roar” singer’s wedding finger. Nothing’s official yet, but the rumor mill is a-turnin’.

What do YOU think? Check out the ring on her finger below:

Photo Credit Splash News