For Hall & Oates, it means a sort of validation. For Cat Stevens, there's a bit of embarrassment at how good it makes him feel. And for Linda Ronstadt, there's the awful realization that Parkinson's will probably keep her away from her big night.
Even if you've never heard a ZZ Top song (a travesty) you simply have to have those iconic beards etched into your memory! I doubt any other artists could pull that off today, imagine a boy band with beards like that? Um, nope. Only true rockers can rock a beard much less ones that long... Curious how it all began?