Inside Greek heiress Athina Onassis' net worth: from youngest Katie Cassidy arriving at the Wolrd Premiere of WallE at the Greek Cassiopeia: Queen In Greek Mythology Known For Her Vanity Family of Greek heiress who died after 'insect bite' reveal harrowing Effie Kats Cassidy Top Black All The Dresses. The Cassidy top is made to dress up or down with its oversized butterfly collar and 3 4 sleeves. Its tunic length is perfect to wear untucked or tucked into your favorite jeans or skirt. Greek Heiress is an original design by founder and designer, Michelle Bradley Robertson. Details to love: Each piece is handmade in Los Angeles, USA with care and craftsmanship. Made of an easy, polished, breathable cotton. 97% cotton poplin. 3% spandex. Printed and handmade in the USA.