Which famous person is the sister of the singer who released "Piece of My Heart" and "Gotta Find Me a Lover"?
Erma Franklin Erma Vernice Franklin (March 13, 1938 – September 7, 2002) was an American gospel and R&B singer. Franklin was the elder sister of American singer/musician Aretha Franklin. Franklin's best known recording was the original version of "Piece of My Heart", written and produced by Bert Berns, and recorded in 1967, for which she was nominated for a Grammy Award. A cover version of the same song was recorded the following year by Big Brother and the Holding Company, with the lead vocal by Janis Joplin.
Solange Knowles Solange Piaget Knowles ( ; born June 24, 1986) is an American singer, songwriter, model, actress and younger sister of singer Beyoncé. Expressing an interest in music from an early age, Knowles had several temporary stints as a backup dancer for Destiny's Child, before signing with her father Mathew Knowles's Music World Entertainment label. At age 16, Knowles released her first studio album "Solo Star" (2002). Between 2005 and 2007, Knowles had several minor acting roles, including the direct-to-video "" (2006) and continued writing music for her older sister Beyoncé Knowles and for ex-Destiny's Child group members Kelly Rowland and Michelle Williams.