The stakes are high as Oprah and the staff plan the top-secret Season 25 premiere. As the producers raise the bar higher than ever before, will they finally bite off more than they can chew? Plus, Oprah reminisces about the history of her show and reveals intimate backstage moments before she takes the stage for her final season premiere.

Country stars Wynonna and Naomi Judd return for their 18th appearance, and producers enlist their help to plot a secret surprise for Oprah—one they hope won't backfire. Then, senior producer Jack and his team hit roadblocks as they produce a follow-up to the landmark 1987 town hall episode on AIDS in Williamson, West Virginia.

Liza Minnelli; Oprah confronts her producing team over a topic regarding virgins.

The show heads to Yosemite National Park.

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Oprah selects her 'Ultimate Favorite Things' for her final season, and former LAPD detective Mark Fuhrman returns to the 'Oprah' show.

Oprah and her team unwrap the secrets behind their last-ever episode of "Oprah’s Favorite Things." With twice the products, twice the sets and twice the audience, there are double the number of things that can go wrong—and producers are sent scrambling when Oprah makes a last-minute product addition. Then, a performance by the Black Eyed Peas may go up in smoke thanks to a snow globe malfunction.

As producers travel to Kennebunkport, Maine, for a visit to the Bush family estate and an historic interview with President George W. Bush and his parents, Oprah has her own aha! moment about Hurricane Katrina. Meanwhile, producer Bridgette gets a huge opportunity—but an unexpected turn of events lands her in the hospital, putting at risk her chance to have crucial planning meetings with Oprah.

During a reunion of The Color Purple cast, Oprah and Whoopi Goldberg set the record straight on a long-rumored feud.

Oprah is surprised by a secret crush from her past when the team produces a show about teen heartthrobs. Plus, a surprise serenade from the Backstreet Boys for one show guest may fall flat when technical difficulties hit. Meanwhile, Oprah and producers disagree when Suze Orman lowers one of her famous "smackdowns" during a taping with "Octomom" Nadya Suleman.

Oprah and team head Down Under to Australia, where her producers face some of their biggest challenges yet with huge crowds, even bigger expectations and the added pressure of working in a foreign country.

Hugh Jackman's headline-making entrance goes wrong, bringing Oprah's show at the Sydney Opera House to a halt. Plus, Oprah, Gayle and 302 viewers attempt to break a world record.

It's Oprah's birthday, and the team has surprises in store for her from special guests Jennifer Aniston and Adam Sandler. Meanwhile, Oprah and her producers must deal with a show that appears to have missed the mark.

Oprah and the staff welcome first lady Michelle Obama. Then, Harpo takes on a challenge to go vegan for one week.

Oprah and the team face the biggest blizzard Chicago has seen in 25 years, with two shows hanging in the balance and superstar guest Jennifer Hudson gone missing.

Emotions run high as Oprah welcomes Diana Ross and her family to the studio and clears the air with former protégée Iyanla Vanzant.

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Oprah and the crew are all laughs as they welcome back frequent guest Chris Rock. Then, the producers raise the bar yet again with a talented kids extravaganza.

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Oprah welcomes Kirstie Alley as she looks back on some of her biggest bloops and blunders. Then, rock legends Stevie Nicks, Pat Benatar and more take over The Oprah Show's stage.

History is made as Oprah and her team welcome President Obama and First Lady Michelle Obama. ?Then, Oprah travels to New York City for an emotional one-on-one interview with author James Frey.

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