Olivia Newton-John's 'Galician' sister reveals her movie life: daughter of a spy and granddaughter of a Nobel Prize winner

LOC speaks exclusively with Sarah, the sister of Olivia Newton-John, after her death this week.

Sarah reveals the simplicity of the actress and how she enjoyed visiting her in Galicia in 2019: "She always refused to be called her half-sister."

Olivia (in the center of the image) with Sarah (on her left) and Valerie, Sarah's mother on loan