Preheat the oven at 180°C sift dry ingredients (flour, baking powder, bicarb soda, salt, cocoa powder, sugar) together. Beat eggs with vanilla, add oil, milk and hot water, add to dry ingredients and mix till smooth. Pour into 2 round greased pans and bake 20/25min or till cake is done. Leave cakes to cool and freeze till needed.

Prepare the buttercream by adding all ingredients (butter, icing sugar, milk, pink colouring) together and mix till smooth. Spread a thin layer of buttercream on one cake layer and then add the other layer of cake on top. Ice the sides of the cake and smooth it out. Place the cake in the fridge to set.

Prepare the blue ganache. Melt the butter in a pot, add the milk and choc pieces and stir till the chocolate melts. Leave it to cool and thicken slightly, add the blue essence and stir. Pour some of the ganache into a squeeze bottle. Take the cake out and drip the sides from the top of the cake. Harder, you press the longer the drip. Leave it to set and apply the rest of the ganache on top of the cake. Add the figurines on the cake and make the rainbow with the smarties. Use the edible glitter a