Question: What is the cause of death of performer of song Things Done Changed?

Knowledge 1: Things Done Changed
"Things Done Changed" is the second track and first song track from The Notorious B.I.G.'s debut album "Ready to Die".The songs deals with how life in the ghetto has changed since B.I.G.'s childhood.During the final verse, he mentions that his mother, Voletta Wallace, had breast cancer, which is also referenced in the biopic film "Notorious".The hook of the song is a sample from Biz Markie's song "The Vapors", when he says "Back in the day", and Dr. Dre's song "Lil Ghetto Boy" (from his 1992 album "The Chronic"), sampling Dre's line: "Things done changed on this side/Remember they used to thump, but now they blast, right?". [SEP] Knowledge 2: The Notorious B.I.G.
Christopher George Latore Wallace (May 21, 1972 – March 9, 1997), known professionally as The Notorious B.I.G., Biggie Smalls, or Biggie, was an American rapper.He is widely considered to be one of the greatest rappers of all time.The Notorious B.I.G. was noted for his "loose, easy flow"; dark, semi-autobiographical lyrics; and storytelling abilities, which focused on crime and hardship.Born and raised in the Brooklyn borough of New York City, he signed to Sean "Puffy" Combs labelBad Boy Records in 1993 and gained exposure with features on several singles the same year.His critically acclaimed debut album "Ready to Die" (1994), considered his magnum opus, made him a central figure in East Coast hip hop and increased New York City's visibility in the genre at a time when West Coast hip hop dominated the mainstream.The following year, The Notorious B.I.G. led Junior M.A.F.I.A.—a protégé group composed of his childhood friends—to chart success.In 1996, while recording his second album, The Notorious B.I.G. was heavily involved in the growing East Coast–West Coast hip hop feud.Following Tupac Shakur's death by a drive-by shooting in Las Vegas, Nevada, on September 7, 1996, rumors of his involvement with Shakur's murder spread.On March 9, 1997, The Notorious B.I.G. was murdered by an unknown assailant in a drive-by shooting in Los Angeles.His second album, "Life After Death" (1997), released two weeks later, reached number one on the "Billboard" 200 and became one of the few hip-hop albums to be certified Diamond by the Recording Industry Association of America (RIAA).Three more albums have been released since The Notorious B.I.G.'s death, and he has certified sales of over 28 million records in the United States, including 21 million albums."Rolling Stone" has referred to him as the "greatest rapper that ever lived" and "Billboard" named him as the greatest rapper of all time.In 2019, The Notorious B.I.G. was nominated for an induction into the Rock and Roll Hall of Fame for 2020.
Knowledge 1: The Notorious B.I.G.
Christopher George Latore Wallace (May 21, 1972 – March 9, 1997), known professionally as The Notorious B.I.G., Biggie Smalls, or Biggie, was an American rapper.He is widely considered to be one of the greatest rappers of all time.The Notorious B.I.G. was noted for his "loose, easy flow"; dark, semi-autobiographical lyrics; and storytelling abilities, which focused on crime and hardship.Born and raised in the Brooklyn borough of New York City, he signed to Sean "Puffy" Combs labelBad Boy Records in 1993 and gained exposure with features on several singles the same year.His critically acclaimed debut album "Ready to Die" (1994), considered his magnum opus, made him a central figure in East Coast hip hop and increased New York City's visibility in the genre at a time when West Coast hip hop dominated the mainstream.The following year, The Notorious B.I.G. led Junior M.A.F.I.A.—a protégé group composed of his childhood friends—to chart success.In 1996, while recording his second album, The Notorious B.I.G. was heavily involved in the growing East Coast–West Coast hip hop feud.Following Tupac Shakur's death by a drive-by shooting in Las Vegas, Nevada, on September 7, 1996, rumors of his involvement with Shakur's murder spread.On March 9, 1997, The Notorious B.I.G. was murdered by an unknown assailant in a drive-by shooting in Los Angeles.His second album, "Life After Death" (1997), released two weeks later, reached number one on the "Billboard" 200 and became one of the few hip-hop albums to be certified Diamond by the Recording Industry Association of America (RIAA).Three more albums have been released since The Notorious B.I.G.'s death, and he has certified sales of over 28 million records in the United States, including 21 million albums."Rolling Stone" has referred to him as the "greatest rapper that ever lived" and "Billboard" named him as the greatest rapper of all time.In 2019, The Notorious B.I.G. was nominated for an induction into the Rock and Roll Hall of Fame for 2020. [SEP] Knowledge 2: Caspar Babypants
Caspar Babypants is the stage name of children's music artist Chris Ballew, who is also widely known as the singer of The Presidents of the United States of America.
Knowledge 1: Things Done Changed
"Things Done Changed" is the second track and first song track from The Notorious B.I.G.'s debut album "Ready to Die".The songs deals with how life in the ghetto has changed since B.I.G.'s childhood.During the final verse, he mentions that his mother, Voletta Wallace, had breast cancer, which is also referenced in the biopic film "Notorious".The hook of the song is a sample from Biz Markie's song "The Vapors", when he says "Back in the day", and Dr. Dre's song "Lil Ghetto Boy" (from his 1992 album "The Chronic"), sampling Dre's line: "Things done changed on this side/Remember they used to thump, but now they blast, right?". [SEP] Knowledge 2: Caspar Babypants
Caspar Babypants is the stage name of children's music artist Chris Ballew, who is also widely known as the singer of The Presidents of the United States of America.

Answer: drive-by shooting