The shortest Oscar speech ever was given by Patty Duke in 1962 at the age of 16. She was the youngest person to accept an Oscar in a competitive category, said "Thank You", and walked off the stage.
Katharine Hepburn is the only actor/actress to win the Best Actor/Actress Oscar four times.
Sacheen Littlefeather was sent by Marlon Brando to decline an Oscar in protest for the treatment of American Indians by the film industry, was given 60 seconds maximum to make her speech or be arrested.
When Charlie Chaplin received his honorary, Oscar, he received a 12-minute standing ovation, the longest in Oscar history.
Sandra Bullock was the first person to win a Golden Raspberry Award (given for worst film) and an Oscar in the same weekend. She collected both.
A doctor named Haing Ngor survived four years of genocide under the Khmer Rouge by pretending to be uneducated. After moving to America, he starred in a movie as a man faking stupidity to survive the Khmer Rouge. He won an Oscar.
Robert Lopez, co-writer of Let It Go from Frozen, co-created and co-wrote Avenue Q and The Book Of Mormon, guest wrote a South Park episode, wrote four songs for the Scrubs episode My Musical, and is one of 12 people to have ever won EGOT: an Emmy, a Grammy, an Oscar, and a Tony.
Mel Brooks is one of the few people to have won an Oscar, an Emmy, a Grammy and a Tony.
9George C. Scott
George C. Scott refused to accept the Academy Award for Best Actor in 1971, and described the Oscar ceremony as "a two-hour meat parade".
10F. Murray Abraham
When asked about his relatively low-profile film career after winning the Oscar with 'Amadeus', F. Murray Abraham (Salieri) said, "Even though I won the Oscar, I can still take the subway in New York, and nobody recognizes me. Some actors might find that disconcerting, but I find it refreshing."