With Christmas and party season well on its way, now is the perfect chance to treat yourself or your loved ones to a new fragrance. And luckily for us, Debenhams has knocked 25% off YSL's Black Opium for a limited time. This cult-favourite perfume is adored by beauty lovers and best known for its seductive, long-lasting scent. Whether you're restocking on your signature fragrance or looking to try out a new one, this deal is not one to miss. It's not very often we see Black Opium on sale, and