They call themselves the world's fittest couple and they most certainly are in shape. Austin Raye, a former cheerleader, and Julian Daigre, a skilled acrobat, take their fitness regime to spectacular heights. They don't use a gym, rather they use rooftops, railings, and whatever else they can find when they're out and about in New Orleans. Their fitness videos have racked up millions of views and when they're out exercising, they often draw cheering crowds.