Fans wait for a star-studded double taping of "The Oprah Winfrey Show" as it approaches its finale Tuesday in Chicago. The show is ending its run May 25, after 25 years, and millions of her fans around the globe are waiting to see how she will close out a show that spawned a media empire.

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Oprah Winfrey acknowledges fans during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," Tuesday in Chicago.

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Tom Hanks appears with Oprah Winfrey during the star-studded double-taping of her final show Tuesday.

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Oprah Winfrey acknowledges fans Tuesday in Chicago. "The Oprah Winfrey Show" is ending its run May 25, after 25 years.

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Caroline Hodge, an Oprah Winfrey look-alike, looks for a ticket to the "The Oprah Winfrey Show," Tuesday outside of the United Center in Chicago..

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Singer Patti LaBelle, right, hugs Oprah Winfrey as she appears during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular."

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Tom Cruise appears with Oprah Winfrey Tuesday during the final taping of her show.

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Oprah Winfrey wipes away tears as Tom Hanks talks to her on stage during the taping Tuesday.

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Madonna hugs Oprah during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," Tuesday.

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Singers Patti LaBelle, left, and Josh Groban perform during the last taping of "The Oprah Winfrey Show" Tuesday.

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Oprah Winfrey reacts as she is surrounded by Tom Cruise, left, Patti LaBelle and Josh Groban, right, during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," Tuesday in Chicago. "The Oprah Winfrey Show" is ending its run May 25, after 25 years, and millions of her fans around the globe are waiting to see how she will close out a show that spawned a media empire.

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Halle Berry, left, Katie Holmes and Queen Latifah, right, appear during the final taping in Chicago of "The Oprah Winfrey Show" Tuesday.

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Beyonce performs Tuesday in Chicago during the double-taping of "Surprise Oprah! A Farewell Spectacular."

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Oprah Winfrey hugs Dakota Fanning Tuesday.

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Diane Sawyer appears with Oprah Winfrey in Chicago. "The Oprah Winfrey Show" is ending its run after 25 years.

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Oprah Winfrey stands with Beyonce, left, and Dakota Fanning during a star-studded double-taping in Chicago Tuesday.

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Beyonce performs during a double-taping of "Surprise Oprah! A Farewell Spectacular," Tuesday in Chicago.

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Beyonce, left, performs during the final taping Tuesday.

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Fans hold up lights as Rascal Flatts performs during the star-studded double-taping of "Surprise Oprah! A Farewell Spectacular."

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Tom Cruise and Katie Holmes appear together during the final taping of "The Oprah Winfrey Show" in Chicago Tuesday.

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Tom Hanks talks to Oprah Winfrey as she is surrounded by stars during the final taping of "The Oprah Winfrey Show" after 25 years.

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Oprah Winfrey reacts as she is surrounded by Will Smith, his wife Jada Pinkett Smith and Michael Jordan, right, on stage during the final taping Tuesday.

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Stevie Wonder, left, performs for Oprah Winfrey as Jamie Foxx looks on during taping.

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Maria Shriver appears on stage with Oprah Tuesday.

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Tom Hanks talks to Oprah Winfrey Tuesday in Chicago. "The Oprah Winfrey Show" is ending its run May 25, after 25 years, and millions of her fans around the globe are waiting to see how she will close out the show.

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Maria Shriver appears with Oprah Winfrey during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," Tuesday in Chicago. "The Oprah Winfrey Show" is ending its run May 25, after 25 years.

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Fans watch during the final taping of "The Oprah Winfrey Show" Tuesday at the United Center in Chicago.

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Gayle King, left, and Maria Shriver hug Oprah Tuesday.

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Tom Hanks talks to Oprah.

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Stevie Wonder, left, performs for Oprah Winfrey Tuesday in Chicago.

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Jerry Seinfeld hugs Oprah Winfrey during the taping.

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Oprah Winfrey watches as men from Moorehouse College sing during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," Tuesday.

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Aretha Franklin performs during "The Oprah Winfrey Show" final taping Tuesday.

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Aretha Franklin hugs Oprah Winfrey Tuesday.

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Oprah Winfrey cries as men from Moorehouse College sing during taping Tuesday.

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Maya Angelou, left, and Oprah Winfrey share laughs during taping Tuesday.

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Maya Angelou, left, Alicia Keys and Oprah Winfrey laugh on stage.

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Usher kisses Oprah Winfrey during a star-studded double-taping Tuesday.

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Oprah Winfrey talks as she is surrounded by Kristin Chenoweth, left, Gayle King, Tyler Perry and Maria Shriver, right, during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," Tuesday, May 17, 2011, in Chicago. "The Oprah Winfrey Show" is ending its run May 25, after 25 years, and millions of her fans around the globe are waiting to see how she will close out a show that spawned a media empire.

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