John Mayer is definitely bi! I love it, don’t you? We learn and grow each day! LOL. Now that I think about it and look at Mayer, he does strike me to be bi-sexual. Perez Hilton told Ryan Seacrest that John Mayer kissed him and he kissed him back. It was on the mouth with tongue. And guess what, that time he was dating Jessica Simpson and she was there rubbing his crotch.. read on to find out more… this really is the juice.. isn’t it?