Found this via Bestiz. It’s an update from YG’s trainer, Hwang Ssabu. He didn’t mention who the 2 people in the photo are but they’re saying (on Bestiz) that the guy on the left is Seungri.
Trainer Hwang Ssabu calls their fitness center YGym. Clever?^^
Source:Bestiz+Hwang Ssabu Me2Day