Scheana Shay is hinting at her ‘romance’ with John Mayer again, this time on a Vanderpump Rules game. It’s not the first time she’s talked about her “A-list celebrity” romance from years ago. While living with The Hills’ Stacie Adams, Scheana Shay claims to have dated actor John Mayer in a “throuple”. She first admitted the ‘fling’ on her podcast but brought it up again on Vanderpump Rules. Scheana Shay and John MayerScheana Shay hinted at her John Mayer romance, which the actor has never confirmed, on Vanderpump Rules’ March 19 episode. After admitting she’d been intimate with an “A-list cele…