Color-changing Cake Tutorial

Be nice; this is my first video tutorial! I will update the description as I think of other relevant details and to answer some common questions. The two cakes in the video include a quarter sheet cake in pink, orange, yellow, green, blue, and violet; and an eighth sheet cake in yellow, green, blue, and violet. The quarter sheet is iced in Bettercreme (a whipped topping type icing), and the eighth sheet is iced in buttercream (palm oil shortening base). I recommended a freshly iced cake because a cake w