Yoko Ono

Yoko Ono was born on February 18, 1933. She is a Japanese musician and artist and is currently living in New York City as an American citizen.

Ono was an explorer of conceptual art and performance art. In a performance art called Cut Piece, she sat on stage and invited members of the audience to use scissors to cut off her clothing until she was completely naked. As a form of conceptual art, she wrote a book of instructions called Grapefruit. This book included instructions that are to be used within the mind of the reader through Zen-like thoughts.

As Ono’s musical career, she collaborated with groups such as John Cage and jazz legend Ornette Coleman. Her music changed after marriage. Her contribution to the album Double Fantasy was considered to be better than John Lennon’s.
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Sources:
http://en.wikipedia.org/wiki/Yoko_Ono