I don't give a rats fuck - You’re so uninterested, you’d let a rat have your lunch and

You’re so uninterested, you’d let a rat have your lunch and still not care.

My teacher gave me a pop quiz. I didn’t even look at it. I don’t give a rats fuck.

My dad yelled at me for no reason. I just walked away. I don’t give a rats fuck.

My phone died. I just sat there. I don’t give a rats fuck.