#RIPPennyMarshall She was funny & so smart. She made the transition from sitcom star to A List movie director with ease & had a major impact on both mediums. All that & always relaxed, funny & totally unpretentious. I was lucky to have known & worked with her. https://t.co/pf2kfIkCH4

— Ron Howard (@RealRonHoward) December 18, 2018