Facts:   - years active: 1964-1969 1970-1971 1973-1975    - landscape: yes    - past members: personnel    - caption: the band members , in 2000 grandmothers , consisting of former mothers of invention    - label: verve , reprise , bizarre , discreet    - genre: rock , experimental , avant-garde      - alias: the soul giants the mothers    - name: the mothers of invention    - background: group_or_band    - image: the invention -rrb- . jpg grandmothers -lrb- former frank zappa 's mothers of    - associated acts: canned jets flo & eddie captain beefheart heat little feat the turtles ruben and the   Based on these bullet points, write a short biography describing the life of the mothers of invention .
Answer:
the mothers of invention were an american rock band from california that served as the backing musicians for frank zappa .their work is marked by the use of sonic experimentation , innovative album art , and elaborate live shows .originally an r&b band called the soul giants , the band 's original lineup included ray collins , david coronado , ray hunt , roy estrada and jimmy carl black .zappa was asked to take over as the guitarist following a fight between collins and coronado , the band 's original saxophonist/leader .zappa insisted that they perform his original material , changing their name on mothers day to the mothers -lrb- which for legal liability reasons was morphed by record executive decision into the mothers of invention -rrb- , and leading them to substantial popular commercial success .originally formed in 1964 , the band first became popular playing in california 's underground music scene in the late 1960s .under zappa 's helm , it was signed to jazz label verve records as part of the label 's diversification plans .verve released the mothers of invention 's début album `` freak out ! ''in 1966 , featuring a lineup including zappa , collins , black , estrada and elliot ingber .under zappa 's leadership and a changing lineup , the band released a series of critically acclaimed albums , including `` absolutely free , '' `` we 're only in it for the money '' and `` uncle meat , '' before being disbanded by zappa in 1969 .in 1970 , he formed a new version of the mothers that included ian underwood , jeff simmons , george duke , aynsley dunbar and singers mark volman and howard kaylan -lrb- formerly of the turtles , but who for contractual reasons were credited in this band as the phlorescent leech & eddie -rrb- .later adding another ex-turtle , bassist jim pons , this lineup endured through 1971 , when zappa was injured by an audience member during a concert appearance .zappa focused on big-band and orchestral music while recovering from his injuries , and in 1973 formed the mothers...