The Origin of "Crapping Dog"

(A young Indian brave approaches his father)

SON: So, father, why is my sister named Running Buffalo?
DAD: Well, son, it's a long story. It all started when-
SON: No, a long story would be me killing you.
DAD: The day after she was born, I looked out the tent and saw a running buffalo.
SON: Ok. Well, why is my brother named Dark Cloud?
DAD: Well, it's a l-
SON: No, it's not. Here, eat this toxic leaf.
DAD: You're right. It's a short story. The day after he was born, I looked out the tent, and there was a Dark Cloud.
SON: It was stormy?
DAD: Yes. It was stormy.
SON: So why didn't you name him Stormy?
DAD: Shut up son.
SON: No. You are old.
DAD: Well, do you want me to tell you how you got your name?
SON: Why?
DAD: Because I have an excellent story to go al-
SON: What do they call these leaves, anyway?
DAD: ...but I forgot the story.
SON: Ok "dad," why do they call me what they call me?
DAD: Because you're an idiot.
SON: No, I mean why is my name what it is?
DAD: Because I looked out the tent the morning after you were born.
SON: And you saw a pooping dog?
DAD: Yes.