Copy of Olivia Newton John White Dress Iconic Prom Dress Grease Fashio Hoprom Grease the Musical Theatrical Costume Hire UK Productions 23 of the Most Iconic On Screen Prom Dresses This sweet yellow party dress was first seen in the 1978 , where actress Didi Conn wore it as Frenchie. After that, the dress very likely went into rental stock, where it US Army Lieutenant General John M. Pickler (In Dress Green uniform), CHIEF of STAFF, Forces Command,