These underdogs in mainstream music topped the charts in the 1970s, and many of them went on to have massively successful careers.

Legendary '70s Band Hits Major Career Milestone: 'Thank You From Our Hearts' originally appeared on Parade. The legendary ‘70s band ABBA has hit another career milestone, and this one is a doozy. ABBA ...

Can you name these ’70s pop hits from a single line? The 1970s represented a vibrant and extraordinarily diverse era for popular music, producing an incredible range of sounds that reflected the ...