Sweet and Saucy Shop designed this hipster Little Mermaid wedding cake, complete with cupcakes, shell-shaped macarons, and cake pops adorned with candy fins. Raelyn Elizabeth Photography ...

1 15.25-ounce box white cake mix ; Gel food coloring in pink, purple, and green, as needed; Melting candy wafers in pink, purple, blue, and green, as needed; 2 cups buttercream frosting, tinted ...