Everything was good except security does not do th...

Everything was good except security does not do their job correctly. I went up to security and told him about an issue that next to were 2 seats and 3 guys came and just stayed there and since everyone was standing up you could not notice. So we were all uncomfortable, and i went and told security but he only asked them for their tickets, but one of the guys showed them in his smart watch. So security tells me "they have their tickets i can't do nothing about it". But the thing he did not do was check the seat locations, otherwise he would've seen that they did not belong there. So we had to be thru out the whole concert uncomfortable and crumpled up