we sat at prince's soundboard with his longtime keyboardist and musical director morris hayes. >> hayesme... ♪ >> wertheim: he gave us a preview of that missing album, "welcome 2 america." ♪ land of the free home of the brave ♪ oops, i mean land of the free ♪ home of the slave get down on your knees ♪ hit me welcome to america. ♪ >> wertheim: deliriously versatile, prince wrote the songs, sang the songs, and played most instruments. he asked hayes to add production value. >> hayes: like he said, "man, here's the record. i want you to overproduce it. anything i don't want, i'll take it away." >> wertheim: is there another song from the album? >> hayes: sure. this one's called "check the record." ♪ let's check the record see what it said ♪ seems like your girlfriend was in my bed ♪ >> wertheim: typical prince, the album resists genres. lyrically, it is, by turns, sly, suggestive and subversive. ♪ let's check the record see what it said ♪ seems like your girlfriend was in my bed ♪ >> wertheim: did he ever say why he didn't put this out there? >> hayes: no. and i remember asking him about i

we sat at prince's sound board with his long time keyboardist and musical director, morris hayes. he gave us a preview of that missing album, welcome to america. ♪ ♪>> reporter: deleeriusly versatile, prince wrote, sang and played most instruments. he asked hayes to add production values. >> here is the record. i want you to overproduce it. >> is there another song from the album? >> sure. this is called check the record. ♪ ♪ let's check the record see what it says see your girlfriend in my bed ♪ >> reporter: typical prince, the album resists genres. ♪ ♪ >> did he ever say why he didn't put it out there? >> no. i remember asking him about it. he said well, we will have to revisit that down the line. he was just on to the next project. you think that is what it was? >> i never saw anybody that had that much work inside of them. just this unending stream of music.teays n exaggerating. for four decades prince worked to a furious beat, releasing an album roughly every year. yet most of the music that prince created and recorded was never released. by one estimate 8,000 songs, hundreds

we sat at prince's sound board with his longtime keyboardist and music director, morris hayes. >> havet missing album, "welcome 2 america." ♪ ♪ land of the free home of the brave ♪ ♪ welcome 2 america ♪ >> reporter: delirously versatile, prince wrote the songs, played the songs, and played most instruments. he asked hayes to add production value. >> he said, here's the record. i want you to over produce it. anything you don't want i'll take it away. ♪ ♪ we will not raise your taxes ♪ ♪ read our lips ♪ >> it's been interesting after hearing this song, you know, a lot of this i hadn't heard for years. you know, we did it so long ago. and then when you see what's going on, when you see how everything has progressesed, it's interesting because like i said it hits home to me like, wow, like he was talking about there way back then. here we sit. ♪ welcome 2 america one of the greatest exports was a thing called jazz ♪ ♪ >> was he saying about america? >> well, i think the saying that we really need to do some soul searching. we're going to need to look at where we are and see where we can fi