. ♪ >> band members nate morris, juanate morris and shawn stockman say they have done a lot of growingeir years together. >> with age you gain wisdom on how to do all things. you know when i'm saying? we're more in tune to our vocal ability. more in tune to trying to stay alive. all of those things play a big part in getting better. >> what are you doing to keep your vocal integrity. i think one thing is clear, when you think boyz ii men, you think vocals. >> i think the thing is we never stop singing. once we make a album, we don't go home and sit down. we have been literally singing and touring since we were 17, 18, 19 years old. the voice is like a muscle, the more exercise you get, the better it operate for you. that's all we know. ♪ ♪ >> clearly, you guys are the greatest r and b group of all time. what's your gut feel right now of what's going on with r and b today? smile' just say that r and b is not dead. you know, there are some artists out there that are trying to maintain the integrity of it. it's not just up of the to the artists. it's up to radio. it's up to the program di