When I was in 3rd grade, I had a substitute teacher in my class. But the sub was mean, well, not mean to me, but to the other students. So, when I finished my class work I went on the computers, and some of my classmates were on the computers also. And I said to the person beside me, "The substitute is so mean, I wish she weren't in this class." And I didn't realized that I said that out loud. The sub was like, "Who said that?" The students at the computers were pointing at me, and the students who were at their desk, didn't know what happened. My friends was like, "No, I don't think it was her, she's too nice to say that. But, I just kept quiet. I felt guilty, but also embarrassed at the same time, so yeah. Then, everyone got back to work, and I was still embarrassed ..
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