upset by something
upset about something
upset at something

Well, a lot of those guys are upset about it because they know me.

But many people are upset about the political issue of different standards.

"He's still upset about the way his part of the plan went down last week?"

Perhaps still upset about the long stop, he made a late pass going into turn 3.

I think the people who are upset about this don't understand the new technology.

He knew she was still upset about the other night.

I don't see why people get so upset about them.

And maybe I didn't feel upset about her coming in here with you all.

Find someone who has felt upset about something in the past week.

Are you that upset about the state of your friend?

Guess who wrote this decision, upsetting about 60 years of legal precedent?

She then confronts him, upset over his deception about no one on the island getting cancer.

I've been upset enough about the Payne murder, as you can imagine.

Meanwhile, "Living in America" goes out of its way to find something to upset just about everyone.

Another thing you shouldn't forget, Stryke, is that we've managed to upset just about everybody in the last couple of weeks.

His case was a medical mystery that upset many of our beliefs about sleep.

Mom had been upset enough about the movie to complain to the theater manager.

Now, tell me what's happened to upset you so deeply about these eight letters.

You have it in your power to upset all or one, about whom, as I have already said, we can do nothing.

I told you not to upset her about me.