The Super Mental Automatic Replacement Technology Cape, or "S.M.A.R.T." Cape, is a gadget of LarryBoy.
It is usually connected to the Larry-Suit.
In the LarryBoy and the Bad Apple video game
"And now, Master Larry, allow me to introduce to you a brand new gadget."
"I call it the Super Mental Automatic Replacement Technology Cape...or, S.M.A.R.T. cape, for short."
"Uh, S.M.A.R.T. rather, Master Larry."
--Alfred Asparagus and LarryBoy, upon Alfred introducing Larry to the S.M.A.R.T. Cape.