Hard rock

Led Zeppelin’s final act, 40 years on.

Roth at his wildest.

Grohl has a surprising guilty pleasure.

Led Zeppelin in their prime.

Kiszka isn’t a big fan.

A legendary tech.

Rush brought back an early gem.

Some goofy crossover fun.

The first Van Halen hit.

All of ‘Appetite’, ranked.

AC/DC at their height.

The best and worst of Aerosmith.