ジェニファー・グレイさんのインスタグラム動画 - (ジェニファー・グレイInstagram)「so many of you said you'd be interested in joining my trainer, peter park (@platinumfitsb), and me for our regular workout... i'm excited to share with you the secret weapon of so many elite athletes, as well as my strategy for staying out of pain. you can join our workout live tomorrow (wednesday june 22) from 12pm-1pm/pst here on instagram. #keepmoving #foundationtraining #watchyourback #redefineyourcore #conquerbackpain」6月22日 10時05分