Every now and then, car companies let their engineers produce fun, one-off cars.
The results are almost always extraordinary, combining elements from other performance cars in the range to create an insane model.
Creating the perfect Frankenstein
You don't normally associate Aston Martin with a word like small but the Cygnet is anything but. Think of it as a Jack Russell - small on the outside but with a heart of a lion.
READ: Honda reveals Civic Type R bakkie concept
Aston Martin stuffed a 4.7l V8 engine into the small city car and one can only imagine how the nimble car will perform.
Which one of these models would you choose to drive? Email us
Honda, Nissan and Renault have adopted similar 'go crazy' approaches with a Civic Type R converted into a bakkie, a Juke fitted with parts from a GTR and an Espace MPV housing a 3.5l V10 Formula 1 engine, respectively.
It is safe to say that these concepts will probably never reach production but you cant help but thinking how much fun it would be to sit behind the wheel of one of these.