Quarterflash is a pop-rock group best known for the 1981 hit "Harden My Heart". The band was lead by vocalist/saxophonist Rindy Ross and her husband guitarist Marv Ross. Guitarist Jack Charles, keyboardist Rick DiGiallonardo, bassist Rich Gooch and drummer Brian David Willis rounded out the line-up. Initially known as "Seafood Mama", the group gained a strong local following playing bars and nightclubs in Portland, Oregon.

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