the one on stage has chemicals in it ... burners etc
Nope.
Same person 24 hours apart. No "chemicals" other than glutamine, BCAAs and Lipo 6 (one per training day [not sure if that qualifies as a burner that you are talking about]).
One is posing/flexing. One is not. I have no idea on the use or not of the girl in the first post, but she is striking a pose and flexing.