The term 'Cassini of Fashion' refers to Oleg Cassini, a fashion designer who was born in Paris in 1913. He was known for his elegant and sophisticated designs, which were often seen on the likes of Jacqueline Kennedy and Grace Kelly. His first name, Oleg, is four letters long, while his last name, Cassini, is five letters long. His middle name, ALINE, is also five letters long, and his signature STYLE was also five letters long - STYLE.