The context of the following conversation is Quinn ate the last piece of cake.  They felt bad about it.:
Quinn says I have gain so much weight! I need to go do some emergency cardio!.
The friend responds Wow, Quinn, calm down. You look alright!.
Quinn responds I am in my heart! I just ate the last piece of the most unhealthy cake ever!.
The friend responds Oh, Quinn, relax. It's not the end of the world. Really, stress makes people fatter than cake!.