Is this Optimus Prime cake – that actually transforms – the coolest birthday cake of all time? (Video)

How cool are these parents?

When their 6-year-old son asked for a Transformers cake, Mr and Mrs Munro weren't content with simply popping out to the supermarket and buying a ready-made effort. No, they went about creating their own custom-made Optimus Prime. Except this one has a twist - it actually transforms from a truck to an upstanding robot. How f**cking ace is that?! The wee lad is suitably ecstatic. And who can blame him with this amazing birthday treat... https://www.youtube.com/watch?v=jtvTV-FrupU