Well, if you follow this Heart Cake Tutorial from the i am baker blog, you could end up with something as beautiful as this:
How DO you get the heart in there? Well, it is a very clever thing indeed, but not too difficult. (Well, not too difficult if you are used to baking cakes.) Go to the site and see.
Smart People I Know 
Of course you know…
I LOVE this!!!
….Will post pics if I try it & it turns out okay! ; )
I’d love to see them!