People piss me off easily anymore

Alright so we are at tmobile...usually its just who ever gets there first gets seen first, this fucking guy, old as man some security guard comes in, stands in a spot and starts yelling at people for not being in line "THE LINE IS RIGHT HERE I WAS NEXT" he said to a woman who had been there way beforeh im...I got pissed and told him that there usually were no lines "yes there are always lines" he said, so then I said "We were here way before you were" then he goes "Then you should of got in line" pissed me the fuck off...asshole...god.