Bambi is the smallest genuine RV ever built, based on a Bedford Rascal vehicle.
Vehicle - Cars and Trucks
The body itself is built by an english well known motorhomes builder, Autohome.
Despite it's tiny size, Bambi has some usual motorhome features: You can sleep up to 3 people inside. There's a small fridge (gas or electricity), a two ring gas hob with grill and a sink. There are also storage lockers, overhead cupboards and shelves, and two outside lockers. It has a 50 liters water tank and even a small chemical toilet.