Overnight, a huge and hilarious sendoff for one of our own, Barbara Walters making a surprise appearance on "Snl," "Sat night live." A show that's spoofed her for decades. She's now demonstrating... See More
Overnight, a huge and hilarious sendoff for one of our own, Barbara Walters making a surprise appearance on "Snl," "Sat night live." A show that's spoofed her for decades. She's now demonstrating she's got a sense of humor. Sara Haines is all over the story. Good morning. Good morning. For all the fun we have had watching them play Barbara over the years, there is nothing quite adds funny as when the real deal makes a cameo. Grabbing the last laugh. "Snl's" very special guest. I'm baba wawa. Reporter: No, not Gilda radner or Rachel Drach. And now, please welcome, Barbara Walters. Reporter: In the flesh. Barbara Walters on "Weekend update" to turn the tables on the show. And made it an art form. I'm a serious person. I'm not like some fake anchor like -- you or colin. Reporter: Revealing that often imitated delivery is not her voice at all. This is my real voice. Hello, I'm baba wawa. Reporter: The secret is out. An interview with the president. An intersbru with the kardashians. Yes, president. Kardashian. Reporter: And the key to all the great interviews? Great questions. Do not be afraid to ask the tough questions. Like -- if you were a tree, what kind of a tree would you be? Or, your place or mine, Brokaw? Reporter: And what about her most famous skill? Shoot. I wasn't going to cry here. Reporter: Tears. Nothing brings in the viewers like seeing a celebrity reduced to tears. You may think oh, I'm feeling bad for them. All I'm thinking is, ka-ching. There it is. Barbara Walters. The best way to end that sketch, ka-ching. Nothing better than a person who can poke fun at themselves. Nobody grows up wanting to be a journalist in this country who doesn't look up to Barbara Walters, whatever your gender is. This building is going to be named after her. That's coming up. One of in the great parts of making it here, you get to say Barbara Walters is our colleague. There is no better feeling than getting an e-mail from her. You see her name in your inbox. What? As long as she likes it. Let's get back to Erin
This transcript has been automatically generated and may not be 100% accurate.