The context of the following conversation is Sydney and Remy were together 10 years but after Sydney cheated on Remy, they separated and from then on Sydney's choices in life made no difference to Remy.:
Sydney says I just bought a brand new Mercedes..
The friend responds That's nice, I really don't care..
Sydney responds Remy we were together for 10 years you could show some support..
The friend responds Ever since we split I couldn't care less what you do because you are no longer a part of my life..
Sydney responds Wow I still care about you and want the best for you I can't believe you don't want the same for me..
The friend responds Well believe it, we are over and so is this conversation..