This sweet, white 50s style gown with matching capelet was first worn by Olivia Newton John as Sandy in the classic film in 1978. The dress and capelet both made their way 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 Why we should dress like the characters in Grease this summerand NO I AM NOT CRAZY! The Thrill of the hunt Grease (1978) : Costume Review. From tea length dresses to high waisted by Nandini Khetan Medium Grease: Rise of the Pink Ladies" Costumes: How they Were Made