if you could take me back to that recording session. what's the magical memory from that time in the studio for you? >> everybody said look out, you know, but she showed up completely sober. and with her dad. and they were so mice to me. and she told me, she said when she received her first grammy years ago, she said it wasn't that she won that thrilled her, but the fact that tony bennett announced that she won. >> take me back to that recording session. because i imagine it was a much different dynamic with gaga than it was with amy winehouse. what was the magical moment there for you? >> what happened, a lot of my fans have mentioned it, how come you're laughing while she's singing on the record. you hear me giggling about it. and what happened is i had no idea that she was that good a singer. a lot of people just look at her a big pizzazz, you know, but she's a making negnificent sink. >> 75-year-old glenn campbell also taking center sage for what could very well be his...