Oprah once again put her money where her mouth is. Back in June, the media mogul donated $12 million to the Smithsonian's African-American Museum. It was her second donation to the museum. As a thank you, a 350-seat theater will bear her name.

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From her winning smile to her oh-so-fab hair, see how the birthday girl has transformed over the years.

Essence.com
Jan, 29, 2014

From her winning smile to her oh-so-fab hair, see how the birthday girl has transformed over the years.