Music News John Mayer says he watched Katy Perry's live stream 11/28/2017 John Mayer says he watched former girlfriend Katy Perry's live stream event in June. Read More RELATED NEWS Jimmy Fallon's 'The Tonight Show' dropping to only four nights a weekAshley Tisdale announces birth of her second childSelena Gomez is a billionaire TAGS: Katy Perry John Mayer
