You would be annoyed if you had to answer an email or phone call when you were trying to hang out with your kids. The rest of us are annoyed with the constant interruptions.
It is extremely selfish and others are too polite to tell you to knock it off. If everyone acted like OP, nothing would get done because there would always be a kid, cat, dog, whatever stealing focus. I need to get my work done so I can go home.