Bake your favorite 2-layer cake in smallest (9x6 in.) paisley baking pan. Cool in pan 10 minutes; remove from pan and cool completely. Stack layers on foil-wrapped cake board cut to shape. Prepare for fondant by lightly icing with buttercream.
Roll out white fondant 1/4 in. thick. Cover cake; smooth.
Roll out black fondant 1/8 in. thick. Cut random elongated shapes for “stripes”; attach with damp brush. Color white fondant teal; roll into 3/4 in. balls. Arrange around bottom border of cake.