Justin Timberlake & Jessica Biel Prove They're 'Swolemates' with Joint Workout!

Justin Timberlake and Jessica Biel are getting in a workout together! The 40-year-old “Man of the Woods” singer took to Instagram to share a video of himself and the 39-year-old The Sinner actress working up a sweat together during a joint workout at what appears to be a home gym. Click inside to watch the