I was listening to "I Can't Get Next To You" by The Temptations today, I noticed something that I'd never really thought about before. There's a line in the second verse where Melvin Franklin says "I can live forever, if I so desire."
Is it just me, or is that staggeringly brilliant? His metaphorical superpower, in this case, isn't that he's immortal. It's that he could be immortal if he decided that he felt like it. He's so powerful that living forever is something he may or may not decide to do.
That's a short story just begging to be written. Good work, song writers Norman Whitfield and Barrett Strong.