Nothing Says “Happy Birthday!” Like a Transforming Optimus Prime Cake
Through the power of 3D printing (and plenty of inventiveness), Russell Munro surprises his son with a "robot in disguise"
Every child wants to have a birthday their friends will talk about for weeks. Father and YouTube video maker Russell Munro, has managed to do exactly that. He made a birthday cake in the shape of Transformer Optimus Prime, one able to transform into a standing robot with a humanoid chassis.