[deliveries to: everyone in the Potterverse complex]Each will get a knock at their doors and find a box of cupcakes (James Sirius) or a box of biscuits (the rest) hovering outside when the door is opened, all bearing an 'Enjoy! ~Lily' note, save two, which have the following:
( James Sirius )( Ron )[delivery: to Peter]The box is Transfigured and charmed to resemble and mimic the flight and behaviors of cardinal, until tapped by a wand, when it will reveal a box of biscuits with a warded note tucked inside.
( Peter )