Celtic Tigresses drive sales of convertibles through the roof

WE’VE all seen them.

As traffic lights flash red, they screech to a halt, smoothing their glossy hair and glancing approvingly at their immaculate appearance in the rearview mirror.

Often blonde, with not a dark root to be seen, this breed sports the latest designer sunglasses, beautifully arched eyebrows and a South-of-France tan.