The context of the following conversation is Kendall got very mad at people and went to the store to get some new items.:
Kendall says They made me angry today! I had to go down to Walmart to buy some new charcoal..
The friend responds What happened to get you so mad?.
Kendall responds Those idiots at the cookout ruined my charcoal. They dumped too much in the grill at one time!.
The friend responds Just calm down, ok? Don't let it eat at you so much..
Kendall responds They're going to have to buy me some more charcoal! They will!.
The friend responds I'm sure they will, but for now, just relax and enjoy the meal..