Transcript for Derrick Coleman Makes Fans' Dream Come True

week we Skyped with two of Seattle seahawks derrick Coleman's biggest fans. The twins wrote that their inspiration, a letter that quickly went viral and they told us derrick seems like the kind of guy you could come to if you have problems but before he as the first legally deaf offensive player in NFL history heads to the super bowl Sunday, well, it turns out he is also the kind of guy that can make dreams come true. Take a look. Throw is high but it's hauled in just across the 35 by the fullback derrick Coleman. Reporter: You wouldn't know it by watching him play, but derrick Coleman has a real disability. He's the first legally deaf player in the NFL. Fullback for the Seattle seahawks, determination and resilience personified. Being deaf, that's who I am and made me who I am today. Reporter: Featured in a recent duracell ad viewed 12 million times online he's inspired untold millions. They told me it couldn't be done, that was a lost cause. Reporter: Two of those people, Riley and Erin Kovalcik, 9-year-old twins also hearing impaired. First time I saw it we were actually tearing a little bit. He speaks for saying that it's -- anything can be done even with a disability. Reporter: So they wrote him a letter. Dear my inspiration derrick Coleman. I know how you feel. I also have hearing AIDS, just try your best. Reporter: Their father posted it on Twitter and then Coleman responded. Really was great hearing from a friend who I have so much in common with. Even though we wear hearing AIDS, we can still accomplish our goals and dreams. So we asked them, if one day they could meet derrick in person, what would they say to I would just run past the security guards, right past the security guards, under their legs, right real fast, jump on top of him. And in the midst of a busy super bowl schedule enter the man himself, derrick Coleman. How you guys doing? Good. Hi. Hi. You got the smiles on your face now, I see. You guys doing good. Gosh, are you really? Yeah. Me in the flesh. How you doing? Great. Capturing this singular moment with a selfie. Is that good? Yeah. But he had one more surprise up his sleeve. He wanted to share the biggest game of his life with two of his most important fans. I got you something. So on behalf of duracell, we want to invite you guys to the super bowl. Really. You and your family. You. Your little brother, your dad, your mom. I want you to sailgate in the super bowl and come watch us play. Seriously? Yes, ma'am. So you guys want to go.

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