Transcript for 'Boy Meets World' Cast Reunites on 'GMA'
Teaming up with "entertainment weekly" to bring back your favorite stars of your favorite shows back together. This morning, it's "boy meets world." And we stat down with the cast. A classic show. Take a look. ♪ When this boy meets world ♪ Reporter: Friday nights on tv IN THE '90s, MEANT ONE THING, Tgif. This is the greatest day of our lives. Yes. Reporter: For seven seasons, abc's unforgettable lineup was home to "boy meets world." And "entertainment weekly's" reunion issue, brought the gang back together. Cory. Underpants. Reporter: Josh. Get a little more hair in my eyes. Reporter: The girl whose hair and name you'll never forget. Topanga. Reporter: Their feature from middle school. Hey, mr. Feeny, what are you doing? Reporter: To college. And the rest of the matthews family, to chat about the show that is now more popular than ever and immortalized on buzzfeed and twitter. I don't think any of our fans anticipated after the show went off the air, it will gain in popularity. But people relate to it a lot, which is fantastic. Topanga. We had a strong after-life with the show. I think the teams in the show are timeless. Little bro, life's tough. Get a helmet. It was big-life issues presented in ways that were interesting and engaging. Cory, what did you do to your beautiful hair? It wasn't beautiful. It looked like velcro. Watch this. Reporter: Nothing was more engaging than the quirky matthews family dynamic. Go get him. Reporter: And the iconic roles they still get recognized for. My name is plays with squirrels. You get the people in their MID-20s, THAT COME UP. I grew up watching you. That's kind of cool. Reporter: But for mr. Feeny, played by william daniels -- let's not call it detention. I prefer hooked on feeny. Reporter: It's a legacy that isn't quite set in. A bus load of young children, started yelling, mr. Feeny. And I'm a coward, I ran. I ran all the way around the block. Reporter: The cast chemistry was undeniable. Especially one dangerously funny but rarely seen duo. Too much makeup? Too much ugly. Reporter: Eric and shawn. They never let rider and I do scenes together because we would look at each other and start laughing. So, over seven years, we had like five scenes together. Reporter: Now, the trips back to john adams high are marked by the cringe-worthy wardrobes. Our fashion was dated. Fair enough. The dinosaur print shirt. And a lot of hoodies. I wear blue and yellow. I'm not stoked on the hair. Reporter: If you thought class was dismissed for good. Class dismissed. Reporter: Think again. Cory and topanga are returning for the highly-anticipated "girl meets world" spin-off. And it appears some things will never change. We're all a little older. And not at all wiser. And we have the same jokes. And I laugh at all of them.
This transcript has been automatically generated and may not be 100% accurate.