Beyonce Talks New Movie 'Epic,' Being a Working Mom

Singer discusses her family and career backstage of her Mrs. Carter tour.
4:24 | 05/06/13

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Transcript for Beyonce Talks New Movie 'Epic,' Being a Working Mom
Good morning. It's rare to say this from london, how about this weather? Beyonce was so gracious. She took time out to sit down with us in between concerts in london. She spoke candidly with us about her plans to make blue ivy a big sister. Here we go. ♪ Who won the world ♪ Reporter: She's stage hopping around the world on her tour. How y'all doing? I want you to put your Reporter: Queen b. Runs the world of music. This is it. This is the one. Reporter: She's expanding her range. Pa ride. Miles. Reporter: Taking on the role of queen tara in "epic." I noticed similarities between beyonce and the character you play. Is that part what drew you to the role? I was so honored when they asked me to do the role. I was pregnant at the time. I thought, you know, by the time this comes out, my daughter will understand it's my voice and what an incredible cool point. Reporter: Wharole, too. It's a beautiful role. It has so much depth. It's so emotional. I literally, I was crying when i did the voiceover. And it was the first thing I did after giving birth. And there's a scene where I pick the pod and literally, there were tears falling down -- Reporter: YOU THOUGHT OF Blue? I imagined seeing her for the first time. A perfect first job for me. It was really emotional. Reporter: I in spite of her many talents, she's not immune from critics. She was under heat after lawmakers questioned how she and her husband were given access to cuba. What did you make of all the controversies? It was a beautiful trip. I met incredible children. I visited incredible entrepreneurs. I learned so much about so many people in the country. It was quite shocking. ♪ So crazy in love got me looking so crazy in love ♪ Reporter: Fans continue to fall more crazy in love with her perhaps in part because of her down-to-earth quality. At the end of the day, you're the same exact person. I still like the simple things. I have on my press-on nails right now. Reporter: Lee press-on nails? My store-bought press-on nails. But the paint is professionally done. I just feel like, you know, at the end of the day, my goals and dreams are the same and I just want happiness and I want great friends. And great family. Reporter: A family she tells us will keep growing. I would like more children. I think -- I think my daughter feeds some company. I definitely love being a big sister. And at some point, when it's supposed to happen. ♪ Diva ♪ Reporter: And while she may be the ultimate pop diva who plays queen tara. Sometimes the connections aren't clear. Reporter: Her biggest title is mom to blue ivy. My biggest job in the world is to protect my daughter. I'm very protective. I want to make sure she can have a healthy, safe, normal life. I feel really, really lucky that I can still do what I love and now have a way bigger meaning. That's to be her mother. Reporter: You can see how much beyonce goes when she talks about her daughter. And continuing my tough assignment, I had to go in the beyonce concert on saturday night. She is one hot mama on that stage. She shines like no one else. Her movie, "epic" opens may 24th everywhere. It's a great movie. I can't wait to take my girls to it again. Way to take one for the team. Cool points, too. Thank you, amy. In many ways, it's like she's

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

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