Share 'Too much wet food?'

My cat is 17 years old now. She began getting wet food every night because I started mixing some arthritis medicine into it. Not long after she stopped really eating her dry food. She started losing a lot of weight then. Recently she's started crying for more wet food when we even go NEAR the refrigerator. At 80 years old, I figure if she wants to eat "ice cream" she can eat "ice cream." It's o...