Translation of erbittert

A bystander who watched the entire scene all the time decided to help me. He was an older man, around seventy, but nonetheless he went to the oldest of these kids and slapped him. The boy was sixteen.
Please respond as soon as possible and we will try to fit the best solution. Oh, and we definitely need to change the sentence!!! Some good thoughts you had. We will check the trick with the auto complete...
I went to the deck and except one staff member who slept there on the floor I was the only one. I installed my camera and waited for the light to arrive. I expected the images to be more spectacular.