Robert De Niro, Aretha Franklin, Jane Rosenthal, and Grace Hightower

Robert De Niro, Clive Davis, and Grace Hightower

Robert De Niro and Grace Hightower at an event for Goodfellas (1990)

Robert De Niro and Grace Hightower at an event for Saturday Night Live: 40th Anniversary Special (2015)

Sophia Loren, Robert De Niro, and Grace Hightower

Robert De Niro, Elton John, David Furnish, and Grace Hightower

Robert De Niro and Grace Hightower at an event for Last Vegas (2013)

Robert De Niro, Octavia Spencer, and Grace Hightower

Robert De Niro, Steven Spielberg, Daniel Day-Lewis, Kate Capshaw, and Grace Hightower

Robert De Niro and Grace Hightower attend Robert De Niro Hand and Footprint Ceremony at TCL Chinese Theatre on February 4, 2013 in Hollywood, California.

Billy Crystal, Robert De Niro and Grace Hightower and David O. Russell attend Robert De Niro Hand and Footprint Ceremony at TCL Chinese Theatre on February 4, 2013 in Hollywood, California.

Robert De Niro, Bradley Cooper, Holly Davis, David O. Russell, and Grace Hightower

Robert De Niro and Grace Hightower in Joy (2015)

Robert De Niro and Grace Hightower at an event for The Fourth Estate (2018)

Robert De Niro and Grace Hightower at an event for Righteous Kill (2008)

Robert De Niro, Jan Rosenthal, Julian Schnabel, and Grace Hightower at an event for Righteous Kill (2008)

Robert De Niro and Grace Hightower at an event for Baby Mama (2008)

Robert De Niro and Grace Hightower at an event for The Interpreter (2005)