Question: Shirley Manson and Mark Slaughter, have which mutual occupation?

Related documents: [0]  [DOC] Shirley Ann Manson (born 26 August 1966) is a Scottish singer, songwriter and actress. She is the lead vocalist of the alternative rock band Garbage. For much of her international career Manson commuted between her home city of Edinburgh and the United States to record with Garbage; she now lives and works in Los Angeles. Manson gained media attention for her forthright style, rebellious attitude and distinctive voice. [END] 
[1]  [DOC] Mark Allen Slaughter (born July 4, 1964) is an American singer and musician. He is one of the founders of the hard rock band Slaughter, and he has also worked as a voice actor and composer. [END]  
Answer: singer
singer