Meryl Streep, Oscar winner for Best Actress In A Leading Role for the film "The Iron Lady", poses backstage at the 84th Annual Academy Awards in Hollywood, California, the United States, Feb 26, 2012. [Photo/Xinhua]

6.With her nomination last year for "Into the Woods," Meryl Streep has been nominated for a record 19 times. She has won three Best Actress.

7.Liza Minnelli is the one and only Oscar winner whose parents both earned Oscars. She won Best Actress for "Cabaret" in 1973. Her mother Judy Garland received an honorary award in 1939 and her father Vincente Minnelli won Best Director for "Gigi" in 1958.

8.The statuettes are technically property of the Academy of Motion Picture Arts and Sciences. As a result, before an Oscar winner can sell his trophy, he must first offer to sell it to the Academy for one dollar. This rule is to discourage winners from selling the awards for financial gain.

9.Only three films have won all of the "Big Five" Academy Award categories: "It Happened One Night" in 1934, "One Flew Over the Cuckoo's Nest" in 1975 and "The Silence of the Lambs" in 1991. The "Big Five" categories are: Best Picture, Best Director, Best Actor, Best Actress and Best Screenplay.

10."Ben-Hur," "Titanic" and "The Lord of the Rings: The Return of the King" are the most successful films in Oscar history, each winning a shocking 11 Oscars.