Iowa Septuplets Turn Sweet 16

The McCaughey family celebrates the seven kids' 16th birthday.
2:50 | 11/19/13

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Transcript for Iowa Septuplets Turn Sweet 16
Let's get to the milestone FOR the McCaughey septuplets. They made headlines when they were born. Already celebrating the sweet 16. Bianna golodryga went to iowa to check in with them. Reporter: Walking into the McCAUGHEY HOUSE IN IOWA, IS Walking into the land of teenagers. Seven of them turn 16 today. THE famous McCaughey septuplets. Who made history in 1997, when they became the first set of septuplets to survive infancy. Those seven babies came home to mom, dad and big sister, McKAYLA. And settled into seven-times the diapers. Seven-times the bottles. Seven-times the birthday cake. 16 years have gone by really fast. There's been some hard moments. And good, typical times seven. Reporter: There's kenny. Alexis. Natalie. Kelsey. Nathan, brandon and joel. Two of them, nathan and alexis, have cerebral palsy. All are spitfires. Young adults who can't imagine life without one another. We are friends. If you're having a bad day or something, youan go to other siblings. If someone is picking on you at school or something, you have six other brothers and sisters to back you up. Reporter: That's not to say the siblings always agree. Do you like the same music and movies? Sweet 16 is a rite of passage FOR ANY TEENAGER, the McCaugheys included. They're dating now? Boyfriends? Girlfriends? Three of you have. Kelsey, you have a boyfriend? Uh-huh. Reporter: How long? Three months. Reporter: Three months. You must rally like him. And they're driving. I have a set of keys here. Who wants to drive me around the block? Six out of the seven septuplets recently got their learner's permit. Which means along with their 17-year-old sister, makayla, there are seven drivers in the house fighting over one available car. The big thing will be who gets the car when. Until they can afford to buy their own car. Reporter: At 16, bona fide adulthood looms. And with it, the reality of soon going their separate ways. BUT the McCaugheys tell me, a full house is a happy house. People to hang out th. And get close to. There's so many of us that we feel like a crowd. And I like that. Having so many kids in the house. Reporter: For "good morning america," bianna golodryga, abc news, iowa.

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

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