Oprah Winfrey really is just like the rest of us.

The TV mogul, who signed a five-year deal with Weight Watchers in October, stars in a new commercial where she reveals why she joined the program and discusses her struggles with weight loss in the past.

“Inside every overweight woman, is a woman she knows she can be,” Oprah says.

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“Many times you look in the mirror and you don’t even recognize your own self, because you’ve gotten lost, buried in the weight that you carry,” the 61-year-old explains.

As for Oprah's well-documented attempts to shed the pounds in the past -- vintage clips of which are used throughout the spot -- she says, “Nothing you’ve ever been through is wasted. So, every time I tried and failed, every time I tried again, and every time I tried again, has brought me to this most powerful moment, to say, if not now, when?”

It’s such an open and relatable side of Oprah that it’s bringing people to tears:

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The former daytime TV host not only partnered with the dieting brand, but also purchased 10 percent of the company, becoming a board member and adviser. When Weight Watchers' stock skyrocketed 53 percent after her announcement, the millionaire made millions more.

"Weight Watchers has given me the tools to begin to make the lasting shift that I and so many of us who are struggling with weight have longed for,” Oprah said in a statement at the time. "I believe in the program so much I decided to invest in the company and partner in its evolution."

Now, hear what Oprah exclusively told ET about how that iconic “You get a car!” moment came to be:

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