eating my corn on the cob
When someone is talking trash and you're just getting started with your corn on the cob.
She said my shirt was a disaster. I told her to eat my corn on the cob and pick a better outfit.
He said my video game skills were weak. I told him to eat my corn on the cob and stop bragging.
My dad said I was lazy. I told him to eat my corn on the cob and get a life.