rainbows of colour

Hannah: "What's blue and fluffy?"
Me: "I don't know."
Hannah: "blue fluff."

Hannah: "What's green and fluffy?"
Me: "I don't know."
Hannah: "green fluff."

Hannah: "What's brown and fluffy?"
Me: "rabbits?"
Hannah: "brown fluff."

Hannah: "What's pink and fluffy?"
Me: "I don't know."
Hannah: "pink fluff."

Hannah: "What's red and fluffy?"
Me: "I don't know."
Hannah: "red fluff."

Hannah: "What's yellow and fluffy?"
Me: "I don't know."
Hannah: "yellow fluff."

etc etc...