Bake and cool 2-layer cake using firm-textured batter such as pound cake.
Assemble cake layers on cut-to-fit cake boards. Ice cakes smooth. Cover top layer with white fondant; smooth with Fondant Smoother and trim at seam. Place cake board on top of cake and carefully flip to position covered layer at bottom. Cover top layer with white fondant; smooth with Fondant Smoother.
Brush Pearl Dust over top half. Lightly mark where ornament will sit.
Roll 2 logs, 1/4 x 11 in., for each side. Twist together to form rope. Use thinned fondant adhesive to attach rope over center seam. Roll out fondant 1/8 in. thick. Cut 2 strips, 1/4 x 2 in., for each corner. Attach at an angle for corner ribbons. Use icing to attach flowers to pillow top, leaving center open for ornament; attach 3 flowers at each corner.
Attach Sugar Pearls to flower centers and randomly over background.