debbie bingham, the nurse, wanted to talk about losing her son. when he was 34 years old. >> stahl: oh, my word. she's the one who took care of him. >> bingham: it didn't matter how much i knew. it didn't matter how much i helped other people, i just couldn't do anything. ♪ ♪ ♪ >> stahl: debbie knew what she wanted to sing in the show-- "i will always love you," the song made famous by whitney houston. ♪ ♪ ♪ >> bingham: only problem was, vy wasn't crazy about it at first. >> higginsen: i wasn't sure. >> stahl: why weren't you sure? >> higginsen: if that song is not sung the right way, it misses big time. >> bingham: ken said yes. vy said no. ken said, "why not?" vy said, "because." and i said to her, "if you give me the chance to show you, i promise you you won't be disappointed." >> higginsen: how do you say no to that? >> stahl: you can't say no. >> higginsen: i can't say no to that. but i did say, "okay. but have another song just in case." ( laughs ) ♪ ♪ ♪ >> stahl: theo harris wanted to sing about his time in prison and how it was music that