They've been an item since June; is Katy Perry stealing the spotlight from beau John Mayer? Listen to John Mayer dish what it's like going out with the mega-popular popstar.Do you think these two world famous singers can last? Tell us @OKMagazine!MORE VIDEOS YOU HAVE TO SEE: JC CHASEZ SERENADES A SORORITY! ARE WE ONE STEP CLOSER TO AN *NSYNC REUNION?BRANDI GLANVILLE MAKES EDDIE CIBRIAN PAY FOR 'REJUVENATION' SURGERYNEW DETAILS ABOUT 'SHAHS OF SUNSET' STAR MIKE SHOUHED'S PLAYGIRL SPREAD!  Photo credit:  Charles ... Read More