Patterson, a costume designer, did pass away in October 2016, but it was Chapman’s face that erroneously appeared with Patterson’s name.
"I had urged her agency to check any photograph which might be used and understand that they were told that the Academy had it covered. Janet was a great beauty and four-time Oscar nominee and it is very disappointing that the error was not picked up. I am alive and well and an active producer."
Sara Bareilles provided the touching vocals as the pictures and clips of those we lost this year rolled on-screen.
Viewers took notice that late stars including Garry Shandling, Robert Vaughn, Alexis Arquette, Doris Roberts and Florence Henderson were not seen during the segment.
For more moments from the Oscars, watch below: