Granny ain't got no sh*t on me.
When I decide my chrysanthemum door (if you see what I mean) is going to be shiny as fivepence, it means that I shall do everything necessary for my chrysanthemum door to be as shiny as fivepence.
Thus, granny, you better get your little loin cloth on, flex your pecks, get your war chariot in function again, because the QueenofBabyloon has declared war on you.
The Ancient Babylonians used to say (legit):
"Be gentle to your enemy as to an old oven."