He was so good. Pitbull, knocking it out of the park in our "gma" concert series, we cannot get enough of him. So abc's cecilia vega went behind the scenes for the megastar for a wild day to find out... See More
He was so good. Pitbull, knocking it out of the park in our "gma" concert series, we cannot get enough of him. So abc's cecilia vega went behind the scenes for the megastar for a wild day to find out everything there is to know about mr. Worldwide. ♪ Hey hey ♪ ♪ don't stop the party." It was the summer of pitbull and for 24 crazyhours, I got to tag along for the ride. Very nice to meet you. Are you ready for us. The question is, are you ready for me? God. That's what I hear. Reporter: What I wasn't ready for was everything to follow, a glimpse into the empire. One picture made it to number one. Reporter: To the real pitbull. Armando perez. Our journey starts backstage where in his dressing room we find out those nonstop parties in all of his songs is not just an act. Here's the best part of the interview. Reporter: We can't keep up. I walk too fast for you guys. Reporter: What are you thinking about before you go on stage? The only thing that counts in life is -- music. Let's go. Reporter: His concert is one long bumping sweaty party. ♪ god bless. Good night. Reporter: Now the show must go on elsewhere. He is miami bound and there is a private jet waiting to take us there. You can sit right here. Reporter: But a wild party this is not. 29% of your base is black america, brazil. Reporter:30,000 feet in the air is where he lays out plans for worldwide domination and with a massive social media following nearly 13 million twitter followers and more than 35 million facebook likes, it seems he's already on his way. He has teamed up with some of the biggest names in the business. ♪ from j. Lo. ♪ -- to christina aguilera. ♪ I just want to feel this moment ♪ Reporter: And mr. Worldwide has also turned himself into a worldwide brand from energy strips to vodka to cars. ♪ Reporter: I read one report that said you're worth $20 million. I definitely dot count it. Even if you tried to count it, let me tell you, you couldn't. Reporter: Before pitbull went worldwide he had to conquer his hometown and now back in the neighborhood where he grew up -- all this right here, this little havana is legendary to 3450i78. Reporter: This hip-hop star is wearing a hard head building what he hopes will be his legacy outside of music. Slam, baby. Reporter: Slam, a state of the art charter school. To me it's bigger than the empire. It's global. Reporter: He says to know him is to see where he comes from so we drive through little havana. Right here is my apartment. Right there, first door and see just how far he's come. Oh, man. Reporter: From dealing drugs. Miami was the cocaine capital. Reporter: To sold out shows. ♪ sing it. Reporter: From mr. Worldwide there's only one place to go from here. Everybody is trying to go to another planet now. ♪ Reporter: For "good morning america," cecilia vega, abc news, miami. ♪ Tonight ♪ love his mantra. Only thing that matters in life is fun. You can see more of pitbull tonight on "nightline."
This transcript has been automatically generated and may not be 100% accurate.