"DIE, YOU LITTLE FEATHERED SHIT!"

(click HERE to watch video)
If I was charged with the task to advertise "Roadkill Toys," this is about the best way I could think of to do it. Listen for the disgusting sound effects, plus the maniacal play-by-play by the crazy old British lady—a brilliant bit of casting there. This source says the agency is Compost Communications, London. Thanks to Tina Wayland for the tip!