Tottie Goldsmith walks her dog in St Kilda and takes selfies in the park

Tottie Goldsmith and Lauren Phillips complete Olivia Newton-John's Walk For Wellness in Melbourne

Olivia Newton-John's niece Tottie Goldsmith looks downcast as she steps out in Melbourne

Olivia Newton-John's niece Tottie Goldsmith says Grease star suffered in her final days