travoltas systems are fantastic, he has a few actually, some are receded with transitional hairlines, some are more youthful.

pachino, well in his movies @ 50+ his hair was good, not quite age appropriate, but certainly not a "wall" of hair.

I think these days he walks around socially with transplants, but certainly in heat, insomnia he must have been wearing.

elton john was really bad, and even to this day his hairline/density keeps changing, it's really obvious for him, the guy wears hair like people wear hats, he wears a different one each day.