Leah Kunkel Leah Kunkel Leah Kunkel (born June 15, 1948) is an American singer, songwriter and entertainment law attorney. Leah Kunkel was born Leah Cohen on June 15, 1948 in Baltimore, Maryland. She is the younger sister of Cass Elliot from the folk rock vocal group The Mamas & the Papas. In 1968 she married American drummer and music producer Russ Kunkel. Following her sister's death in 1974, Kunkel was given custody of Cass Elliot's daughter, Owen. The couple also raised their son, Nathaniel, an Emmy Award winning sound engineer. After being signed to Dunhill records, Kunkel recorded her first record "Billy"
The Mamas & the Papas depending on the availability of the other group members: "It was rare we were all together. Most tracks were dubbed, one vocal at a time." The Mamas and the Papas' last album of new material, "People Like Us", was released in November 1971. The only single, "Step Out" (January 1972), reached number eighty-one in the US. The album peaked at number eighty-four on the "Billboard" 200, making it the only Mamas and Papas LP not to reach the top twenty in the US. Neither single nor album charted in the UK. Contractual obligations fulfilled, the band's split was now final.