Question: What do Win Butler and Justin Timberlake have in common?

full_context: Document 1: Win Butler: Edwin Farnham Butler III (born April 14, 1980) is an American singer, songwriter, musician, and multi-instrumentalist of the Montreal-based indie rock band Arcade Fire. His wife Régine Chassagne and younger brother Will Butler are both members of the band.
Document 2: Loudon Wainwright III: Loudon Snowden Wainwright III (born September 5, 1946) is an American songwriter, folk singer, humorist, and actor. He is the father of musicians Rufus Wainwright, Martha Wainwright, and Lucy Wainwright Roche; brother of Sloan Wainwright; and former husband of the late folksinger Kate McGarrigle. He resides in Canada.
Document 3: Jordan Knight: Jordan Nathaniel Marcel Knight (born May 17, 1970) is an American singer-songwriter and actor, best known as the lead singer of the boy band New Kids on the Block (NKOTB), who rose to fame in the 1980s and 1990s. He is best known for his distinctive falsetto style of singing, influenced by The Stylistics. After New Kids on the Block split in 1994, he launched a solo career. Jordan's first solo album, released in 1999, and his latest solo album, released in 2011, reached the Top 50 on the US "Billboard" 200. As of 2011, he released four Top 40 singles; the most well known being "Give It to You" in 1999. Knight has released three solo albums, one remix album and one EP. On May 31, 2011, Knight released the studio album, "Unfinished". Knight has sold over 1.5 million records worldwide as a solo artist. In 2015, Boston City Council declared February 7 "Jordan Knight Day."
Document 4: List of songs recorded by Justin Timberlake: American singer-songwriter Justin Timberlake has written and recorded material for his four studio albums. Timberlake released his solo debut studio album, "Justified", in November 2002. Most of the record was produced by The Neptunes, with additional collaborators including Brian McKnight, Scott Storch, Timbaland, and The Underdogs. "Like I Love You", written by Timberlake, Chad Hugo and Pharrell Williams. "Cry Me a River", produced by Timbaland, is a R&B song about a brokenhearted man who moves on from his past. A "Rolling Stone" reviewer called the song a "breakup aria." Timberlake, Hugo and Williams also wrote "Rock Your Body" and "Señorita".
Document 5: William Butler (musician): William Pierce Butler (born October 6, 1982) is an American multi-instrumentalist and composer who is best known as a core member of the indie rock band Arcade Fire. Will plays synthesizer, bass, guitar and percussion. He is known for his spontaneity and antics during performances. He is the brother of Arcade Fire frontman Win Butler. Butler received his first Academy Award nomination for his work on the original score of the film "Her" in 2014.
Document 6: John Butler Trio: The John Butler Trio are an Australian roots and jam band led by guitarist and vocalist John Butler, an APRA and ARIA-award-winning musician. They formed in Fremantle in 1998 with Jason McGann on drums and Gavin Shoesmith on bass. By 2009, the trio consisted of Butler with Byron Luiters on bass and Nicky Bomba on drums and percussion, the latter being replaced by Grant Gerathy in 2013.
Document 7: Cry Me a River (Justin Timberlake song): "Cry Me a River" is a song recorded by American singer and songwriter Justin Timberlake for his debut studio album, "Justified" (2002). It was written by Timberlake and Scott Storch with producer Timbaland and was inspired by Timberlake's former relationship with singer Britney Spears. Jive Records released the song to contemporary hit and rhythmic radio in the United States on November 25, 2002, as the album's second single. Accompanied by an electric piano, beatbox, guitars, synthesizers, Arabian-inspired riffs and Gregorian chants, "Cry Me a River" is an R&B song about a brokenhearted man who moves on from his last girlfriend, who had cheated on him with another man.
Document 8: Justin Timberlake: Justin Randall Timberlake (born January 31, 1981) is an American singer-songwriter, actor and record producer. Born and raised in Tennessee, he appeared on the television shows "Star Search" and "The All-New Mickey Mouse Club" as a child. In the late 1990s, Timberlake rose to prominence as one of the two lead vocalists and youngest member of NSYNC, which eventually became one of the best-selling boy bands of all time. Timberlake began to adopt a more mature image as an artist with the release of his debut solo album, the R&B-focused "Justified" (2002), which yielded the successful singles "Cry Me a River" and "Rock Your Body", and earned his first two Grammy Awards.
Document 9: Martha Wainwright: Martha Wainwright (born May 8, 1976) is a Canadian-American folk-rock singer-songwriter. She is the daughter of American folk singer and actor Loudon Wainwright III and Canadian folk singer-songwriter Kate McGarrigle. She was raised in a musical family along with her older brother, Rufus Wainwright, in Montreal, Quebec, Canada.
Document 10: Arcade Fire: Arcade Fire are a Canadian indie rock band based in Montreal, Quebec, consisting of husband and wife Win Butler and Régine Chassagne, along with Win's younger brother William Butler, Richard Reed Parry, Tim Kingsbury and Jeremy Gara. The band's current touring line-up also includes former core member Sarah Neufeld, percussionist, Tiwill Duprate, and saxophonist, Stuart Bogie.
Document 11: NSYNC: NSYNC (sometimes stylized as *NSYNC or 'N Sync) was an American boy band formed in Orlando, Florida in 1995 and launched in Germany by BMG Ariola Munich. NSYNC consisted of Justin Timberlake, JC Chasez, Chris Kirkpatrick, Joey Fatone, and Lance Bass. After heavily publicized legal battles with their former manager Lou Pearlman and former record label Bertelsmann Music Group, the group's second album, "No Strings Attached", sold over one million copies in one day and 2.42 million copies in one week, which was a record for over fifteen years. Among the group's singles, "Bye Bye Bye", "This I Promise You", "Girlfriend" and "It's Gonna Be Me" reached the top 10 in several national charts, with the latter being a US "Billboard" Hot 100 number one. In addition to a host of Grammy Award nominations, NSYNC has performed at the World Series, the Super Bowl and the Olympic Games, and sang or recorded with Elton John, Stevie Wonder, Michael Jackson, Phil Collins, Celine Dion, Aerosmith, Nelly, Left Eye, Mary J. Blige, country music supergroup Alabama, and Gloria Estefan.
Document 12: Justin Timberlake videography: American entertainer Justin Timberlake has released four video albums and has been featured in thirty-seven music videos, seventeen films, fifteen television shows, and six commercials. He achieved early fame when he appeared in the Disney Channel television series "The New Mickey Mouse Club", alongside singers Britney Spears and Christina Aguilera and actor Ryan Gosling. Timberlake rose to fame in the late 1990s as the lead singer of the boy band NSYNC. In 2002, he launched his solo career and released his solo debut single "Like I Love You", the music video for which was directed by Bucky Chrome. Francis Lawrence directed the video for "Cry Me a River". The video features Timberlake's character as he spies on a former lover, who according to the director portrays his former romantic interest Spears. At the 2003 MTV Video Music Awards, the video won the accolades for Best Male Video and Best Pop Video.
Document 13: Ed Robertson: Lloyd Edward Elwyn "Ed" Robertson (born October 25, 1970) is a Canadian musician, best known as the lead singer, guitarist, and songwriter of the band Barenaked Ladies. He, along with former member Steven Page, founded the group in 1988. As of Page's departure in 2009, Robertson and bassist Jim Creeggan are the only remaining original members of the band.
Document 14: John Butler (musician): John Charles Wiltshire-Butler (born 1 April 1975), known professionally as John Butler, is an Australian singer, songwriter, and music producer. He is the front man for the John Butler Trio, a roots and jam band, which formed in Fremantle, Western Australia in 1998.
Document 15: NSYNC: NSYNC (sometimes stylized as *NSYNC or 'N Sync) was an American boy band formed in Orlando, Florida in 1995 and launched in Germany by BMG Ariola Munich. NSYNC consisted of Justin Timberlake, JC Chasez, Chris Kirkpatrick, Joey Fatone, and Lance Bass. After heavily publicized legal battles with their former manager Lou Pearlman and former record label Bertelsmann Music Group, the group's second album, "No Strings Attached", sold over one million copies in one day and 2.42 million copies in one week, which was a record for over fifteen years. Among the group's singles, "Bye Bye Bye", "This I Promise You", "Girlfriend" and "It's Gonna Be Me" reached the top 10 in several national charts, with the latter being a US "Billboard" Hot 100 number one. In addition to a host of Grammy Award nominations, NSYNC has performed at the World Series, the Super Bowl and the Olympic Games, and sang or recorded with Elton John, Stevie Wonder, Michael Jackson, Phil Collins, Celine Dion, Aerosmith, Nelly, Left Eye, Mary J. Blige, country music supergroup Alabama, and Gloria Estefan.
ground_truth: singer-songwriter