01 - 
                Preheat the oven to 350°F (180°C). Grease and line three 8-inch round cake pans.
              
              
              
                02 - 
                In a large bowl, cream the butter and sugar together until light and fluffy.
              
              
              
                03 - 
                Add the eggs one at a time, beating well after each addition.
              
              
              
                04 - 
                In a separate bowl, whisk together the flour and baking powder.
              
              
              
                05 - 
                Add the dry ingredients to the butter mixture in three parts, alternating with the milk, beginning and ending with the dry ingredients. Stir in the vanilla extract.
              
              
              
                06 - 
                Divide the batter equally into three bowls and add different gel food coloring to each bowl (pink, blue, yellow).
              
              
              
                07 - 
                Pour each colored batter into the prepared pans. Bake for 25-30 minutes or until a toothpick inserted into the center comes out clean. Let the cakes cool completely before assembling.
              
              
              
                08 - 
                To assemble the cake, stack the cooled cake layers with buttercream frosting between each layer.
              
              
              
                09 - 
                Apply a thin crumb coat of buttercream frosting to the outside of the cake and refrigerate for 30 minutes to set.
              
              
              
                10 - 
                Once chilled, apply another smooth layer of buttercream frosting to the cake.
              
              
              
                11 - 
                Pour the tinted white chocolate drip over the top edges of the cake, letting it drip down the sides.
              
              
              
                12 - 
                Decorate the top of the cake with buttercream swirls and finish with colorful sprinkles.