Most people remember their first concert. I’ve talked about mine more than a few times — David Lee Roth and Poison on the 1988 Skyscraper tour. But the second one hits differently for a lot of people.

For me, it was Aerosmith and Skid Row on the Pump tour in 1990. I was 12, standing there completely wide-eyed, when Skid Row tore into “Piece of Me” and something just clicked — that bass line. That moment revealed how much attitude and power could live in the low end, and it played a big role in me picking up a bass.

This week, I’m joined by Rachel Bolan ...