This may be a bad example, but when there's a function or meeting at work and some choose not to go when others are making presentations or have worked hard to make the event happen, it gets noticed.
I have had kids graduate HS and have had to sit through ceremony's and hear every kid get name recognition. But there are always a few that once their kid is announced, they leave and it gets noticed. its ignorant.
If you are on the team, you support the others that have to work or honor their achievments by being there.