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 Green Leopard Print Dress Etsy Go behind the scenes with the cast of Grease at the 1978 premiere! Hear from John Travolta, Olivia Newton John, Frenchy, and Sandy as they share their amazing night. Olivia Newton John dazzled Boden Women's Florence Linen Blend Dress in Green Size 6 Khaki Green Animal Print Mesh Dress Olivia Newton John and John Travolta just dressed up in their Grease costumes