'CODA' triumphs at Oscars, as Will Smith slaps Chris Rock on stage

Jane Campion poses with her best director Oscar for "The Power of the Dog"

Actress Jamie Lee Curtis shows a ribbon reading "#WithRefugees" as she arrives at the Oscars -- in support of those who have fled Ukraine and other conflict zones

Deaf family drama "CODA" won best picture honors at the Oscars Sunday, the first ever triumph for a streamer, in a ceremony that was overshadowed by best actor-winner Will Smith striking comedian Chris Rock on stage for making a joke about his wife.

- 'Art imitates life' - But Tinseltown's biggest night was dominated by a shocking moment in which Smith -- who won best actor for his work on "King Richard" -- slapped Rock on stage, before returning to his seat alongside his wife Jada Pinkett Smith and shouting profanities.