Sammy Hagar

Before he became the guy who replaced David Lee Roth in Van Halen, Sammy Hagar had already carved out a serious reputation as a hard rock powerhouse in his own right. The Monterey-born vocalist kicked off his solo career in the mid-70s after stints with Montrose, delivering a blue-collar brand of hard rock built on crunching guitar riffs, radio-friendly hooks, and Hagar's raw, powerful voice. Early albums like Nine on a Ten Scale and Street Machine showed real promise, but it was 1982's Standing Hampton and the monster follow-up Three Lock Box that turned him into a genuine arena rock star.

Hagar's style sits comfortably in that sweet spot between melodic hard rock and straight-up party anthems. He's never been about pretension — the man just wants to make you pump your fist and have a good time. His 1984 smash I Can't Drive 55 became a cultural touchstone, a rebellious rocker that felt tailor-made for the MTV generation. When he joined Van Halen in 1985, the so-called Van Hagar era produced massive commercial success with albums like 5150 and OU812, proving he could hang with the biggest band in rock.

Post-Van Halen, Hagar has kept the engine running through solo work, his supergroup Chickenfoot alongside Joe Satriani and Chad Smith, and his beloved Cabo Wabo tequila brand. The Red Rocker remains one of rock's most enduring personalities.