Rowdy and the narrator’s relationship:

. They are best friends 

. Rowdy gets someone to talk to 

. He accepts Rowdy for who he is 

. Rowdy protects him

.The parents are both alcoholics 

.They’re both born on the same day.

The sentence that mentions that they are best friends are ‘ but he is my best human friend and he cares about me .

The parents are both the same and the kids because it mentions ‘ I was born all broken and twisted , and he was born mad. ‘

The sentence that Mentions that Rowdy will protect him is ‘ come on , I will protect you . ‘ He knew I was afraid of getting beat up. And he also knew that he’d probably have to fight for me . Rowdy has protected me since we were born. 

They were born on the same day, the sentence is Both us were pushed into the world on November 5 , 1992 , at sacred  Heart Hospital .