Thaw the pound cakes and spread about 1/3 cup of the creamy white frosting over the top of one cake. Top with the other cake. Add the Twinkie to the bottom cake with a little frosting in between to make it stick.

Tint 2 tablespoons of the remaining frosting with red food coloring; set aside. Tint remaining frosting desired shade with orange or yellow food coloring; frost sides, top and Twinkie.

Attach the edible accessories and using writing tip, decorating bag, and red-tinted frosting to pipe words on sides and back of bus. Side should be the bus number and back should say EXIT below the rear window.
About Author
Mary Ann & Kimberly are a mother and daughter team who love parties. They have two websites -- The Premier Party Informational Site http://www.thepartyworks.com and Enhancing Everyday Celebrations Site http://www.cakeworkscentral.com -- Be sure to visit them!