Cast members of "Green Book" with U.S. actor Viggo Mortensen (L), Linda Cardellini (2nd L) and United States actor Mahershala Ali (R) celebrate the Best Picture award onstage during the 91st Annual Academy Awards at the Dolby Theatre in Hollywood, California on 24 February 2019. The win comes for his performance in "Green Book".
The film won three other Academy Awards.
It's the second Oscar for Ali, who won in the same category in 2017 for "Moonlight".
In the footage, Mr Goyri described Ms Aparicio as "pinche india" - a disparaging, crude and racially-charged phrase in contemporary Mexican dialect - after learning about her nomination for her role of Cleo in Netflix's "Roma".
In an upset, Britain's Olivia Colman got the best actress Oscar for "The Favourite", beating presumed front-runner Glenn Close, who starred in "The Wife".
Disney's "Black Panther", the first superhero movie ever nominated for best picture, will compete against popular musicals "A Star is Born" from Warner Bros and 21st Century Fox film "Bohemian Rhapsody", along with racially themed "Green Book" and "BlacKkKlansman" from Universal Pictures.
The Oscar-nominated film "Roma", which chronicles the life of a young housekeeper in 1970s Mexico, has put an uneasy focus on the nation's sharp class, ethnic and racial divisions, leading to mixed reactions to the indigenous woman cast in the starring role.
Lady Gaga is a Grammy victor many times over.
Lady Gaga is widely expected to take home her first Oscar for her hit song "Shallow", which she will perform on Sunday in a much-anticipated live duet with co-star and best actor nominee Bradley Cooper.