Question: Which American singer, songwriter and record producer born in 1977 sang at the 2014 Billboard Music Awards?

full_context: Document 1: Shakin' It 4 Daddy: "Shakin' It 4 Daddy" (sometime rendered as "Shakin' It for Daddy") is a song recorded by American singer Robin Thicke for his fourth studio album, "" (2009). It features rap verses by hip hop artist Nicki Minaj. The song was written by Thicke, Jamal Jones, Ester Dean and Minaj, while production was handled by Jones under his stage name Polow da Don.
Document 2: Get Her Back: "Get Her Back" is a song by American recording artist Robin Thicke. The song was released on May 19, 2014 via Star Trak Entertainment and Interscope Records as the lead single from the album "Paula". The song was written as an attempt to reconcile with his wife, actress Paula Patton, whom he had separated from in February 2014. Thicke performed and premiered the song live at the 2014 Billboard Music Awards, which generated attention before and after the awards ceremony. The single peaked at #82 on the "Billboard" Hot 100.
Document 3: Something Else (Robin Thicke album): Something Else is the third studio album by R&B singer Robin Thicke, released on September 30, 2008. It is a follow up to Thicke's highly successful second album "The Evolution of Robin Thicke" and features a guest appearance by Lil Wayne.
Document 4: We Are Never Ever Getting Back Together: "We Are Never Ever Getting Back Together" is a song recorded by American singer-songwriter Taylor Swift for her fourth studio album, "Red" (2012). Swift co-wrote the song with its producers, Max Martin and Shellback. The song was released as the lead single from "Red" on August 13, 2012, by Big Machine Records. Its lyrics depict Swift's frustrations at an ex-lover who wants to re-kindle their relationship. "Rolling Stone" magazine named the song the second best song of 2012 while it took the fourth spot in "Time"' s end-of-year poll. It has received a Grammy Award nomination for Record of the Year. It also received a People's Choice Awards nomination for Favorite Song of the Year.
Document 5: Get Back (Demi Lovato song): "Get Back" is a song performed by American singer Demi Lovato. It was written by Lovato, Joe Jonas, Nick Jonas and Kevin Jonas and produced by the Jonas Brothers alongside John Fields, for Lovato's debut studio album, "Don't Forget". The song features Jack Lawless on drums and John Taylor and the Jonas Brothers on guitars. The initial writing of the song took place when Lovato wanted to write a song about getting back together with an old boyfriend, as opposed to writing mean or heartbroken songs. "Get Back" was released as the album's lead single on August 12, 2008, by Hollywood Records. Musically, the song is an upbeat rock song with a guitar-driven sound.
Document 6: Blurred Lines (album): Blurred Lines is the sixth studio album by American recording artist Robin Thicke. It was first released in Germany on July 12, 2013, and released in the United States on July 30, 2013, by Star Trak Entertainment and Interscope Records. The album features guest appearances from T.I., Pharrell, Kendrick Lamar and 2 Chainz. will.i.am also features as a guest writer on the track "Give It 2 U" and also serves as a producer on the tracks "Feel Good" and "Go Stupid 4 U".
Document 7: Blurred Lines: "Blurred Lines" is a single written and performed by American recording artists Robin Thicke, T.I., and Pharrell Williams. Produced by Pharrell, it serves as the lead single from Thicke's album of the same name. It was released on March 26, 2013 through Pharrell's label Star Trak Recordings. Recorded in 2012, the song's percussion ideas were primarily inspired by the Marvin Gaye song "Got to Give It Up", and apart from T.I.'s rap, was entirely the work of Williams. However, Thicke clearly laid claim to writing credits on the track according to a Reuters article. The song became the subject of a bitter legal dispute with the family of Gaye and Bridgeport Music as to whether the song infringed copyrights to "Got to Give It Up". Thicke and Williams were found liable for copyright infringement by a federal jury in March 2015, and Gaye was awarded posthumous songwriting credit based on the royalties pledged to his estate.
Document 8: Back to December: "Back to December" is a song written and recorded by American singer/songwriter Taylor Swift for her third studio album "Speak Now" (2010). The song was sent to country radio in the United States on November 15, 2010, as the second single from "Speak Now". According to Swift, "Back to December" is the first time she ever apologizes to someone in a song. Critics speculate that the song is about Taylor Lautner, Swift's ex-boyfriend, which was later acknowledged by Lautner. "Back to December" is considered an orchestral country pop ballad and its lyrics are a remorseful plea for forgiveness for breaking up with a former lover.
Document 9: Robin Thicke discography: American-Canadian singer Robin Thicke has released seven studio albums, twenty-six singles and twenty music videos. Thicke signed his first recording contract with Interscope Records as a teenager and found success as a songwriter, before he began concentrating on his career as a performer. In 2000, Thicke started recording his debut album, "A Beautiful World", which was released in April 2003. The album debuted at number 152 on the US "Billboard" 200, selling 119,000 copies. The record also peaked at number 36 on the Mega Album Top 100 in the Netherlands. Two singles were released from the album; the first, "When I Get You Alone" became a top ten hit in the Netherlands and New Zealand. That single also peaked at number 17 in Australia and was certified gold by the Australian Recording Industry Association (ARIA). In 2006, Thicke released his second studio album "The Evolution of Robin Thicke". The record debuted at number 5 on the US "Billboard" 200, topped it on the "Billboard"'s Top R&B/Hip-Hop Albums, and became a certified platinum by the Recording Industry Association of America (RIAA). The album also charted in France, the Netherlands, and the United Kingdom. "The Evolution of Robin Thicke" produced four singles, all of which charted on the "Billboard"'s Hot R&B/Hip-Hop Songs. "Lost Without U" became one of his biggest hits, peaking at number 14 on the US "Billboard" Hot 100 and spending 11 weeks atop the "Billboard"'s Hot R&B/Hip-Hop Songs.
Document 10: Her Diamonds: "Her Diamonds" is the lead single from Rob Thomas's second studio album "Cradlesong". Thomas confirmed the single's release via a Twitter account he had created on March 11, 2009. The single premiered on April 22, preceding the release of "Cradlesong" on June 30. On July 3, 2009, Thomas confirmed in an interview with Natalie Morales and Lester Holt on NBC's "Today" show that the song references his wife Marisol's auto-immune disease. Thomas announced his wife sang backup on the track and also helped produce its arrangement.
Document 11: Get Back: "Get Back" is a song recorded by the Beatles and written by Paul McCartney (though credited to Lennon-McCartney), originally released as a single on 11 April 1969 and credited to "The Beatles with Billy Preston." A different mix of the song later became the closing track of "Let It Be" (1970), which was the Beatles' last album released just after the group split. The single version was later issued on the compilation albums "1967–1970", "20 Greatest Hits", "Past Masters", and "1".
Document 12: For the Rest of My Life: "For the Rest of My Life" (also known as "4 the Rest of My Life") is a song by American R&B singer Robin Thicke from his sixth studio album "Blurred Lines" (2013). Written and produced by Thicke and ProJay, the song was serviced to urban adult contemporary radio as the second single from "Blurred Lines" on May 21, 2013.
Document 13: Robin Thicke: Robin Charles Thicke (born March 10, 1977) is an American singer, songwriter and record producer.
Document 14: Blurred Lines Tour: The Blurred Lines Tour is the debut headlining tour by American recording artist, Robin Thicke. The tour supports of his sixth studio album, "Blurred Lines" (2013). The tour traveled to North America and Europe, playing over 30 concerts.
Document 15: Give It 2 U: "Give It 2 U" is a song by American recording artist Robin Thicke, featuring a guest appearance from American rapper Kendrick Lamar. The song was serviced to mainstream radio on August 27, 2013 as the third single from Thicke's sixth studio album "Blurred Lines" (2013). The song was written by Thicke and Lamar alongside will.i.am, and produced by Dr. Luke and Cirkut. It peaked at number 25 on the Billboard Hot 100 and 41 on the ARIA chart in Australia.
ground_truth: Robin Thicke