You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Category: LANGUAGES 
Clue: The 2 languages on the Rosetta Stone
egyptian & greek

Category: POP "I" 
Clue: We have a feeling you'll know that it was the first single from Jewel's "0304" CD
intuition

Category: SHOW BUSINESS 
Clue: In 1923 siblings Harry, Albert, Samuel & Jack established a studio under this name

warner brothers