How Emma Stone became tennis legend Billie Jean King for new movie

Lara Spencer reports the buzziest stories of the day in "GMA" Pop News.
3:05 | 09/20/17

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Transcript for How Emma Stone became tennis legend Billie Jean King for new movie
everybody, my friends from be the match. That's my sister. You've got a front row seat to Lara Spencer and "Pop news." A very big ticket this one is for you. Good morning, everybody. We'll begin with Emma stone. This Friday we'll see her transform into Billie Jean king for her role in "The battle of the sexes" against Bobby Riggs who wanted to, quote, put the show back in chauvinism. Her transformation didn't come easy. She put on 15 pounds of pure muscle on to that slender frame and lift weights while listening to Billie Jean's voice over and over and coached on the court by Billie Jean herself and since she's played tennis three times in her life she decided to focus on two thing, getting that serve and backhand motion and let her tennis stand-in do the rest. You can see it when they face off this Friday. We all know this movie is about so much more than that legendary match. It's about society at that time. There is a big message underlying that. I happened to be at a wlun common and Billie and Emma were there and Shonda rhimes. You think you know the story. No, you don't. You have to see this movie. I'm excited. Also getting terrific buzz so two powerhouse performances. Also in "Pop news" this morning, well, these days it seems like you can't get much for $2. Maybe a pack of gum, soda or a French chateau. Yeah, check it out. Look at Michael Strahan. Mr. Real estate. The chateau built in 1453. Oui, oui. Near the loire valley. Bidding started at just one euro with no reserve. This is not a joke. We looked into it. The count and count test who live there currently want out. They have tried conventional roads to sell. Now it has come to this and hope it goes for more than one euro but agreed to roll the dice in return for the press they knew their offering would get. So what do you get if you're the winning bidder. 600-year-old chateau. Six bedrooms, 42 acres of perfectly groomed gardens. Caretaker house and a guest house. The owners had previously listed it for around $5.9 million before taking this drastic measure. The chateau hits the auction block on October 19th. Michael Strahan is writing it down. Thinking about it. I was thinking about it and then I'm like something is wrong. No. What do you mean? They want out. Why do you want out? I need more answers before I commit to that. My thought was ghosts. Right? It's 600 years old. Yeah, in might be some plumbing issues. And, guy, that is our abbreviated version of "Pop

This transcript has been automatically generated and may not be 100% accurate.

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