. >> we discovered that johnny perkins, serving a life sentence for attempted murder and robbery, was a veteran of the group and an authority on rule 38. >> when i first came to prison, in '86, it was unheard of. you know, public masturbating, you know. i think maybe i was one of the first that really started. i have over 20 years experience in doing this. i guess because i don't know, the excitement, i guess. or just feeling some type of connection because i know that's a woman and i know she's seen me, you feel? >> it was clear from talking to him that he had been caught enough, locked up enough, to the point where he really had the system worked out. >> i still get up every morning, go around the whole institution where i can go, to see where the females is working. even if a female is working in a particular spot where i feel like i can masturbate in her presence and get away with it, because that's part of it, getting away. not going to lockup for it. >> though we had covered the sex and love addicts' group, interviewed both staff and inmates about rule 38 and had been exposed to

. >> we discovered that johnny perkins, serving a life sentence for attempted murder and robbery, was a veteran of the group and an authority on rule 38. >> when i first came to prison, in '86, it was unheard of. you know, public masturbating, you know. i think maybe i was one of the first that really started. i have over 20 years experience in doing this. i guess because i don't know, i guess, the excitement, i guess. or just feeling some type of connection because i know that's a woman and i know she's seen me, you feel? >> it was clear from talking to him that he had been caught enough, locked up enough, to the point where he really had the system worked out. >> i still get up every morning, go around the whole institution where i can go, to see where the females is working. even if a female is working in a particular spot where i feel like i can masturbate in her presence and get away with it, because that's part of it, getting away. not going to lockup for it. >> though we had covered the sex and love addicts' group, interviewed both staff and inmates about rule 38 and had been e

." >> great singers, all three, johnny cash, carl perkins, roy orbison, jerry lee lewis, and all of those artists came out of one the la plata in memphis, tennessee. -- came out of one little place in memphis, tennessee. ♪ ♪ i forgot to remember to forget her i cannot seem to get off of my mind i thought i would never miss her ♪ tavis: that is recorded at sun studios. >> cowboy jag is an amazing musician, much more talented. -- cowboy jack. when i first heard he was going to come in, i thought, cowboy jack, he had to be pushing eighty, and the next day, one of the players came in wearing dark glasses, and i thought he had the flu, and i found out later that he was trying to keep up with the guy. tavis: what does this do for the music? >> you know, it made everybody's game come up, because you walk into a room, and you go this is where bb king recorded. elvis presley was in that room. royalty has been here. you are going to put on your best, and the other thing, that is kind of the emotional side, but the physical side is that that is a great sounding room. tavis: and you not -- do not get