Add Yahoo as a preferred source to see more of our stories on Google. On this day in music history, Def Leppard released one of the classic '80s track that would help shape the hair metal era. Exactly ...

Plus, remembering feats by Janet Jackson, Mariah Carey & Christina Aguilera. By Gary Trust Your weekly recap celebrating significant milestones from more than seven decades of Billboard chart history.

Classic rock is about heavy hooks, power chords and tight harmonies. But it’s also about letting loose and enjoying the good times. And there’s no better time for that than Friday evening, when we ...