Question: What recording artist works with the same record label as DJ Khaled and used to be on "Barney & Friends"?

full_context: Document 1: Roc Nation: Roc Nation, LLC is an American entertainment company founded by Jay-Z in 2008. The company has offices in New York City, London, Nashville, Austin, and Los Angeles. It is a full service entertainment company housing a record label, talent agency, touring and concert production company, music, film, and television production company as well as a music publishing house. The company is home to a diverse roster of recording artists, musicians and record producers such as J. Cole, Big Sean, Claudia Leitte, Vic Mensa, Grimes, Demi Lovato, DJ Khaled, Omarion, T.I., The LOX and Lil Wayne. The company also has partnerships with global management companies Three Six Zero Group, Urban Media Global Network Collective, Philymack and RJ Nation Entertainment World Wide.
Document 2: La La Land (Demi Lovato song): "La La Land" is a song recorded 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" (2008). It was released as the album's second single on April 10, 2009, through Hollywood Records. "La La Land" is one of six songs on the album co-written by the Jonas Brothers, who also contributed backing vocals and guitars to the track. Lovato said that she wrote the song about being yourself in Hollywood and not letting other people change who you are. Musically, the song is a guitar-driven pop rock song and the lyrics speak of Lovato feeling "out of place" in Hollywood.
Document 3: 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 4: Roc Nation singles discography: The singles discography of Roc Nation, an American company and record label, consists of fives singles, four collaborative singles and eight charted songs by Jay-Z, four by J. Cole, three by Alexis Jordan, ten (four official) by Willow Smith and three by Rita Ora.
Document 5: StarRoc: StarRoc is an American entertainment company. The company operates a full service record label and music publishing house. It was founded in 2008 by American rapper Jay-Z and Norwegian record production team Mikkel S. Eriksen and Tor Erik Hermansen of the production trio Stargate. The label is a 50/50 partnership between Stargate and Jay-Z's Roc Nation entertainment company, which he signed in the same year to Live Nation. StarRoc is headquartered at Jay-Z's recording studio, Roc the Mic, in Manhattan, New York City, United States. The future of the label currently remains unknown.
Document 6: Def Jam Recordings: Def Jam Recordings is an American record label focused predominantly on hip hop and urban music, owned by Universal Music Group (UMG). In the UK, the label takes on the name Def Jam UK and is operated through Virgin EMI Records, while in Japan, it is known as Def Jam Japan, operating through Universal Music Japan. The label distributes releases of various record labels, including Kanye West's GOOD Music, Ludacris' Disturbing Tha Peace, and ARTium Recordings, headed by Def Jam's current executive vice president, No I.D.. Current artists include Iggy Azalea, Logic, Big Sean, Kanye West, Leona Lewis, 2 Chainz, Axwell Λ Ingrosso, Mother Mother, Afrojack, Jeezy, Jeremih, Ludacris, Alesso, Pusha T, Vince Staples, Desiigner and Jhené Aiko among others.
Document 7: We Rock (Camp Rock song): "We Rock", is the first official single by the cast of "Camp Rock", a Disney Channel original movie and was featured on the film's soundtrack. It premiered on Radio Disney on April 19, 2008 and was released by Walt Disney Records onto the iTunes Store on June 3, 2008. The song was written and produced by Kara DioGuardi and Greg Wells. It featured vocals from Demi Lovato, Aaryn Doyle, Renee Sandstrom, Anna Maria Perez de Taglé, Roshon Fegan, Jordan Francis, Nick, Kevin, and Joe Jonas (Jonas Brothers), Alyson Stoner, Meaghan Jette Martin and Kara DioGuardi as a background singer.
Document 8: 300 Entertainment: 300 Entertainment is a major American record label founded by Lyor Cohen, Roger Gold, Kevin Liles and Todd Moscowitz. The label is distributed by Atlantic Records. The label currently includes Raz Simone, Tee Grizzley, Fetty Wap, Young Thug, Shy Glizzy, Rejjie Snow, Alex Winston, Migos, Conrad Sewell, Highly Suspect, Cobi, Meg Mac, Dae Dae, Coheed and Cambria, ASTR, Tate Kobang, Mainland, Maggie Lindemann, Famous Dex, Cheat Codes, The Hunna, Bailey Bryan, Demo Taped, Creek Boyz, and OMB Peezy.
Document 9: Roc Nation albums discography: The albums discography of Roc Nation, an American company and record label, consists of three studio albums, one collaboration album, one compilation album and two mixtapes by Jay-Z, four studio albums and two mixtapes by J. Cole, one studio album by Alexis Jordan, one studio album by Hugo, one studio album by Rita Ora, and one studio album by Rihanna. Upcoming studio albums are also included.
Document 10: Selena Gomez: Selena Marie Gomez ( ; ] ; born July 22, 1992) is an American singer and actress. Gomez began her career starring in the children's television series "Barney & Friends". She rose to fame playing the lead role of Alex Russo in the Disney Channel series "Wizards of Waverly Place" (2007–2012). She also starred in films such as "Ramona and Beezus" (2010), "Monte Carlo" (2011), and "Spring Breakers" (2013).
Document 11: List of Demi Lovato live performances: American singer Demi Lovato has embarked six concert tours and performed live at various award ceremonies and television shows. Her debut promotional tour in 2008, Demi Live! Warm Up Tour was based in North America only and supported her debut studio album, "Don't Forget" (2008). At the same year, Lovato served as one of the opening acts for Jonas Brothers on their fifth concert tour, Burnin' Up Tour. Lovato also served as one of the opening acts for Avril Lavigne on her third concert tour, The Best Damn World Tour on selected dates in North America. In 2009, Lovato performed as the opening act on the Jonas Brothers World Tour 2009 with Jonas Brothers during the South American and European legs, before she continued to tour her first headlining tour, during Summer 2009, promoting her debut album "Don't Forget" and her sophomore album "Here We Go Again". The tour featured opening acts, David Archuleta, Jordan Pruitt and KSM. In 2010, Lovato performed as the opening act on Jonas Brothers' Live in Concert World Tour 2010. On November 1, 2010, Lovato left the tour after a dispute arose to the public light involving her apparently punching one of the dancers of the tour. After Lovato left, she was interned in a treatment center to seek out help.
Document 12: Demi Lovato: Demetria Devonne Lovato, known professionally as Demi Lovato ( or ; born August 20, 1992), is an American singer, songwriter, and actress. After making her debut as a child actress in "Barney & Friends", Lovato rose to prominence in 2008 when she starred in the Disney Channel television film "Camp Rock" and released her debut single "This Is Me" which peaked at number nine on the "Billboard" Hot 100. The success of the film and its soundtrack resulted in a recording contract with Hollywood Records. Her debut album, "Don't Forget" (2008), debuted at number two on the US "Billboard" 200. The following year, Lovato was cast as the titular character of the television series "Sonny with a Chance" and she released her sophomore album, "Here We Go Again", which became her first one to top the "Billboard" 200 chart.
Document 13: William Morris Endeavor: William Morris Endeavor Entertainment, LLC, also known as William Morris Endeavor, WME or WME-IMG, is an American talent agency with offices in Beverly Hills, California, United States. The company was founded in April 2009, after the merger of the William Morris Agency and the Endeavor Agency. WME represents artists across all media platforms, specifically movies, television, music, theatre, digital and publishing. It also represents the NFL and NHL. WME also owns the Ultimate Fighting Championship and Miss Universe. The company is run by Co-CEOs Ari Emanuel and Patrick Whitesell.
Document 14: Miley Cyrus: Miley Ray Cyrus (born Destiny Hope Cyrus; November 23, 1992) is an American singer, songwriter, and actress. After playing minor roles in the television series "Doc" and the film "Big Fish" in her childhood, she became a teen idol starring as the character Miley Stewart in the Disney Channel television series "Hannah Montana" in 2006. Her father Billy Ray Cyrus also starred in the show. She subsequently signed a recording contract with Hollywood Records, and her debut studio album "" (2007) was certified triple-platinum by the Recording Industry Association of America (RIAA) having shipped over three million units. She released her second album "Breakout" and launched her film career as a voice actress in the animated film "Bolt" in 2008.
Document 15: Jay Park: Jay Park (Korean name: Park Jae-beom, Hangul: 박재범, Hanja: 朴載範; born April 25, 1987) is an American singer, songwriter, rapper, dancer, record producer, model, choreographer, entrepreneur and actor. He is a member of the Seattle-based b-boy crew, Art of Movement (AOM), and founder and Co-CEO of the independent hip hop record label AOMG & his New Global Label H1GHR MUSIC. He also signed with the record label Roc Nation, becoming the first Asian-American to do so. As Park grew up as a b-boy and dancer, he has become known for these skills, as well as his charismatic performances and stage presence. Park was described as a "born entertainer" by Korean pop singer Patti Kim, and "The New York Times" quoted the president of digital music distributor DFSB Kollective describing Park as "not just an artist, but also his own PR agent, fan club president, and TV network." Park also branched out into entrepreneurship where he became the founder and CEO of the AOMG, a Korean independent record label specializing in hip hop.
ground_truth: Demi Lovato