08/10/2011 at 10:00 AM EDT
He's looking leaner
these days – thanks to the quality time Channing Tatum
is logging in with his personal trainer. The actor hit up Fitness Factory in West Hollywood for a serious workout – where he lifted at least 200 lbs. of weights. The actor seemed "really jovial and happy" as he laughed and cracked jokes with his trainer during his 90-minute session.