John Mayer writes tell-all Broadway musical Image: AAP Thu-07-Aug-14 20:02 Share this By Steph Monks John Mayer has written a tell-all Broadway musical.He’s been designing the show for a while. It’ll be about his life, his ups and downs, and his former flames, like Katy Perry, Taylor Swift and Jessica Simpson. His exes have been told about the idea and are all pretty anxious about how they will be portrayed. You May Also Like Taylor Swift attacked at The Grammys! Taylor Swift buys $17m home... and pays in cash Jay-Jay murders Katy Perry's 'Birthday' in Headphone Karaoke Become a fan of The Edge on Facebook and on Twitter .