How to say thank you

It's a beautiful Autumn day in the Land of Unicorns. But when Uni finds a tree in the orchard drooping, Uni's friend Silkie uses her magic to help the tree spring to life. Uni wants to say thank you, but isn't sure how. Sunshine? A song? A little bit of Uni magic? Luckily, Uni knows just who to ask to learn how to say thank you! Includes punch out thank you card.