Oprah Winfrey's "Farewell Spectacular" a star magnet

Oprah Winfrey wipes away tears as Tom Hanks talks to her during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Oprah Winfrey acknowledges fans during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," Tuesday, May 17, 2011, in Chicago.

Usher sings to Oprah Winfrey during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," Tuesday, May 17, 2011, in Chicago.

Usher kisses Oprah Winfrey during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Aretha Franklin performs during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Aretha Franklin and Oprah Winfrey acknowledge fans during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Maya Angelou and Oprah Winfrey share laughs during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Maya Angelou, Alicia Keys and Oprah Winfrey share laughs during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Beyonce performs during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," 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.

Beyonce performs during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Tom Hanks talks to Oprah Winfrey during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago

Tom Hanks and Oprah Winfrey watch John Legend on a screen during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Jerry Seinfeld performs during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Jerry Seinfeld hugs Oprah Winfrey during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Jamie Foxx sings to Oprah Winfrey during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Oprah Winfrey watches as men from Moorehouse College sing during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Oprah Winfrey reacts as Michael Jordan appears during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Oprah Winfrey reacts as she is surrounded by Will Smith, Jada Pinkett Smith and Michael Jordan during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Maria Shriver appears with Oprah Winfrey during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Gayle King and Maria Shriver hug Oprah Winfrey during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Fans watch during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Singers Patti LaBelle and Josh Groban perform during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Diane Sawyer appears with Oprah Winfrey during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Oprah Winfrey hugs Dakota Fanning during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Oprah Winfrey stands with Beyonce and Dakota Fanning during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Oprah Winfrey speaks as she is surrounded by, from left, Patti LaBelle, Beyonce, Madonna, Dakota Fanning and Halle Berry during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Tom Cruise appears with Oprah Winfrey during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Tom Cruise and Katie Holmes appear together during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Halle Berry, Katie Holmes and Queen Latifah appear during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Stevie Wonder performs for Oprah Winfrey during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Madonna hugs Oprah Winfrey as she appears during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Fans hold up lights as Rascal Flatts perform during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

From left, Will Smith, Winfrey, Usher and Stevie Wonder appear during the star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Tom Hanks talks to Oprah Winfrey as she is surrounded by stars during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

Oprah Winfrey talks as she's surrounded by, from left, Kristin Chenoweth, Gayle King, Tyler Perry and Maria Shriver during a star-studded double-taping of "Surprise Oprah! A Farewell Spectacular," May 17, 2011, in Chicago.

"The Oprah Winfrey Show" is ending its run May 25 after 25 years and millions of Winfrey's fans around the globe are waiting to see how she will close out a show that spawned a media empire.