Not my monkey, not my circus

Meaning

A colorful way to say that a situation is not your business or responsibility. It signals that you are refusing to be drawn into someone else's drama.

Sassy, detached

Used in a sentence

• They are arguing about the seating arrangement again, but not my monkey, not my circus.
• I am staying out of the office drama, honestly not my monkey, not my circus.
• When she asked me to mediate their fight, I just said, Not my monkey, not my circus.