Jessica Simpson tries to win back John Mayer

According to a gossip spilling to the National Enquirer, Jessica and John, who dated for 10 months before calling it quits in May, are both clients of hot Hollywood trainer Harley Pasternak. And Jess, 26, has been spilling her secrets about her love life to Harley in the hopes he passes the information on to John.

“It’s a strange tactic - but Jess hopes it will make John jealous and win him back,� said the insider. “She’s been filling their workouts with talks of her ‘busy love life,’ even going as far as showing Harley photos of guys she’s been dating.��