Without trying to sound to harsh, but you are overreacting and a bit of a cry baby.
Sure it sucks, but hey, other countries didn't get great setlists when JBJ was feeling 100%.
It happens.
At least the singer tried to explain what was going on and clearly made an effort.
Next time when you are sick at work and really can't continue, just stay and do your job instead of going home. Not fair? Neither are you.