Transcript for Lewis Hamilton and His Dog, Coco, Visit 'GMA'

by Volkswagen and, Michael, I see you got a pup of your own. This is coco, ginger, and coco is with the man who is changing the face of race car driving. Lewis Hamilton, fresh off back-to-back grand prix wins in Mexico City and Austin, Texas, pushes for his fourth championship. Welcome, man. Thank you. Good to see you. You know, as we said, I was going to shake your hand. This guy is so hot driving this car, he might burn me. A lot of people think driving a race car pushing a pedal and steering but a lot goes into it. Workouts are pretty intense. They are. They are. The craziest thing when I tell people we lose up to ten pounds in a race. An hour and 45 men, people go crazy. Everybody wants to lose weight. Exactly. You're a three-time world champion, the first black f1 race car driver. Yeah. But you didn't -- you grew up from humble beginnings. Yeah. Your father had to work four jobs at one time to support your racing. It is a really expensive sport and me and my familystumbled on it living in a one-bedroom apartment and something my dad didn't know what to do with me so started racing and it was something I loved doing but, yeah, he had to work four jobs. We didn't have the money to do it. I don't know what to do with my son. I'll support him and drive a race car. He would tell you don't do it because it's so expensive. It paid off big time for you. A phenomenal champion and you have coco who we're doing this dog adoption all month long. Incredible for us and and a lot of the pets. This is his first U.S. Appearance. Well, yeah, I mean, I've got two dogs, I've gone up with dogs and had Labradors and the great Dane and take coco around with me as much as I can. I have bulldog in uk that just had an operation. You're popular with 11 million followers on social media but your dogs have about 100,000. I know. It's crazy. What kind of indulgences? What is the perks of being with Lewis Hamilton. This one is crazy. She doesn't like to walk anywhere so I have to get an Uber to take her to the park. So she's -- Uber to take the dog to the park. And just set her on the bench. She does her thing then she gets back in the car. Coco, can we switch lives? I really wouldn't mind that. You're a famous world -- you're famous all over the place but went to Heidi Klum's Halloween party and were unrecognizable. Nobody knew who I was. You went as the joker. I did. From "Batman." How long did it take you to put it on. 2 1/2 hours to put it on but in England we don't celebrate Halloween so when I knew I was going to be here I was like I want to do it for the first time and do it properly so -- You got to go big, right you got to go big, good luck, man,

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