♪ >> reporter: with 65 million albums sold, it's been quite a journey for billie joe armstrong, mike dirnthis is the rock star moment, isn't it? >> 20 minutes ago in my hotel room is probably a better story. >> reporter: we kaugd a ride with the try owe this past saturday on their way to play new york's irving plaza. the scene of their first headline show in the city, all the way back in 1994. how do you keep it fresh? there are musical acts that break up because they can't stand each other anymore. >> when we're not on stage, we're hanging out. >> reporter: once teens playing punk rock, they are now men. >> i'm all of your dads. >> reporter: all around 40, all with chirp. you're all parents, right? >> apparently. >> reporter: can you be crazy punk rockers? >> i think it's good to be honest to your children, let them nope who you really are and, yeah, be real. >> my younger son is a guitar player, so, we have a good language that we can speak with each other through music. i don't think a lot of parents really have that. >> reporter: while they may have more responsibilities now, green day