Coming to help in on your day off is like doing an angel's work, and bosses should be appreciative and not take it for granted. But upper management always finds a reason to complain, and they often feel entitled to employees' time, even when they aren't supposed to be working. This employee named Steve was probably a little too good at his job, and despite not being paid enough, he put all his effort into making the workplace better, even going as far as to come to help out in on his day off.…