Decorate cakes. Using fondant roller with pink guide rings, roll out black, yellow and red fondant, separately.
Heart Eyes Cake: Using “C” heart cut-out, cut two hearts from red fondant. Attach to cake. Using craft knife, cut out smile shape from black fondant. Attach to cake.
Winky Face Cake: Using “C” round cut-out, cut one black and one white circle. Using rolling pin, roll out black circle slightly larger than white. Attach white circle to black circle. Using large end of tip 1A, cut small black circle. Attach to middle of white circle. Using craft knife, cut out winking eye shape and mouth. Attach eye, winking eye and mouth to cake. For tongue, combine small amounts red and white fondant together to make pink. Using fondant roller with pink guide rings, roll out pink fondant. Using craft knife, cut out tongue shape; attach to cake.
Smirk Face Cake: Using craft knife, cut out eyebrows, eyes and mouth shapes from black fondant; attach to cake.
Grinning Face Cake: Using craft knife, cut out two crescent shapes for eyes and long oval for mouth. Using ruler and craft knife, cut several ½ in. x ½ in. squares of white fondant for teeth. Attach teeth to mouth, trimming squares as necessary. Attach eyes and mouth to cake.
Smiling Face Cake: Using craft knife, cut out two small ovals and mouth shape from black fondant. Using craft knife, cut long strip from white fondant for teeth. Attach to mouth, trimming as necessary. Attach eyes and mouth to cake.