The context of the following conversation is Cameron went to the store and bought some video games that he liked and wanted to play.:
Cameron says I'm so excited, I haven't had new video games in about two years..
The friend responds What happen to your old ones?.
Cameron responds I gave them to a charity shop, I was so fed up of playing them. Now I've bought some new ones I liked..
The friend responds That's really nice of you. Not only will you make someone happy with a new game but you will also help the needy..
Cameron responds I just enjoy doing nice gestures like that.
The friend responds This is why you're my friend, Cameron..