Beaute de Siecle, the Hennessy's new limited edition cognac which was created to celebrate the 100th birthday of Killian Hennessy, the sixth generation descendant of the company's founder, costs £105,000 (about $210,000 ) a bottle. The most expensive drink in the world are just 100 bottles in existence. Source: Daily mail. #Tags: Hennessy, Beaute de Siecle, killian Hennessy