3 dogs are out in a field.  One is standing in front of the other two and preparing to throw a stick
It's unusual to see dogs holding items as they do not have oposable digits
hOW IS THE DOG HOLDING THAT STICK?
He's his own best friend.
scene: a field description: 3 dogs are out in a field. One is standing in front of the other two and preparing to throw a stick uncanny: It's unusual to see dogs holding items as they do not have oposable digits entities: Anthropomorphism, Dog, Baseball. caption: He's his own best friend.
A play on the phrase "man's best friend." The dog throwing the stick to himself is doing so alone, and taking the role of a human owner who might otherwise throw the stick. So, instead of being "man's best friend", he is his own best friend, and he doesn't need humans.