Had It Coming - When someone’s bad behavior finally catches up to them, and

When someone’s bad behavior finally catches up to them, and they get what’s coming to them, usually in the worst way possible.

My neighbor kept throwing trash over the fence. He had it coming when I dumped a whole bag of trash on his porch.

My brother lied to me about the video game. He had it coming when I took it away.

That teacher gave me a bad grade. She had it coming when I painted the classroom.