Christmas Cupcakes: Slice red & green cupcakes & alternate the layers. Fill with marshmallow buttercream (or whatever frosting you like) between the layers & swirled on top. Sprinkle with red & green large non-pareils.
Cupcake cake with owl pops in the tree use your own recipe for the cupcakes and then add green food coloring to the frosting you are making the leaves in the tree. The chocolate frosting for the trunk of the tree. Make owl pops and stick them in randomly.