history: My brother is supposed to be paying me back for the food I bought for him last week. I've been waiting for a while. My brother is supposed to be paying me back for the food I bought for him last week... It was nice of you to buy him food_comma_ but I'm thinking he didn't pay you back.
current: Nope, I've been waiting for a few days, and I could really use that money now.
next: I'm sorry. I know it sucks to need money and be counting on it, and then you don't get it. I hope he pays you back soon.