Antonio "L.A." Reid (born June 7, 1956) is a US record executive, songwriter, and record producer. Best known as the co-founder of LaFace Records, he is responsible for signing and helping bring Avril Lavigne, Death Grips, Mariah Carey, Pink, Justin Bieber, Rihanna, Kanye West, Toni Braxton, Kerli, Nicki Minaj, TLC, Usher, Ciara, OutKast, and Dido to multi-platinum album sales. He has won three Grammy Awards.

He is the President and chief executive of Hitco Music Publishing, based in Atlanta and was the chairman and chief executive officer of Island Def Jam Music Group until 2011, when he signed up to appear as a judge on the 2011 U.S. version of The X Factor. He is currently the Chairman and CEO of Epic Records.

Reid was born in Cincinnati, Ohio. He is one of four children of Emma Reid, a seamstress and interior decorator. His father was mostly absent. He was raised in the Mount Auburn and Madisonville neighborhoods in Cincinnati's east side. Antonio gained the nickname "L.A." as a young musician when a guitar player in his band called him "L.A." because he was wearing a T-shirt that said “L.A.” in reference to the Los Angeles Dodgers, who were competing against the Cincinnati Reds at the time. His first drum lessons were with his uncle, Albert Baldwens.

Los Angeles (ⁱ/lɒs ˈændʒələs/ loss-AN-jə-ləs; Spanish: [los ˈaŋxeles], which is written Los Ángeles; British pronounciation /lɒs ˈændʒəliːz/ loss-AN-jə-leez) with a population at the 2010 United States Census of 3,792,621, is the most populous city in the state of California, and the second most populous in the United States, after New York City. It has an area of 468.67 square miles (1,213.8 km²), and is located in Southern California. Often known by its initials L.A., the city is the focal point of the larger Los Angeles-Long Beach-Santa Ana metropolitan statistical area and Greater Los Angeles Area region, which contain 12,828,837 and nearly 18 million people respectively as of 2010, making it one of the most populous metropolitan areas in the world and the second largest in the United States. Los Angeles is also the seat of Los Angeles County, the most populated and one of the most ethnically diverse counties in the United States, while the entire Los Angeles area itself has been recognized as the most diverse of the nation's largest cities. The city's inhabitants are referred to as "Angelenos".

Carly Rose Sonenclar (born April 20, 1999) is an American child actress, singer and songwriter.

Carly was born in New York City and resides in Westchester County, New York. She began singing at age 2, imitating several of the performers on the early years of American Idol. She took numerous singing, dancing and acting classes, and one of her teachers put her in touch with a New York City talent agency, which signed her. She enjoys softball and has an older brother, Russell.

Carly began her professional career in 2006 in The Night of the Hunter at the New York Musical Theater Festival in which she played the lead role of Pearl. In that same year, she made her Broadway debut in Les Miserables as Young Cosette. In 2009, she appeared in the national tour of Little House of the Prairie the Musical, starring Melissa Gilbert, originating the principal role of Carrie. Carly made her television debut as Gilda Flip, the newest Prankster and protégé of the lovably evil Francine Carruthers, the leader of the Pranksters, in season three of The Electric Company, produced by Sesame Workshop and airing on PBS. In 2011, Carly originated the principal role of Chloe in Wonderland on Broadway and garnered rave reviews including one by The New York Times theater critic Charles Isherwood, who described Carly as a "preturnaturally skilled singer." She is a featured soloist on the cast CD produced by Sony Masterworks and was named the 2011 Best Young Performer by broadwayworld.com. Most recently, Carly originated the lead role of Parsley in The Big Bank, a new musical which was performed at the New York Musical Theater Festival in October, 2011.

Demetria Devonne "Demi" Lovato (born August 20, 1992) is an American singer-songwriter, musician, and actress. Her earliest roles included Angela on Barney & Friends, before she became better known for her starring roles in the Camp Rock movies, as Sonny Munroe in the Disney sitcom Sonny with a Chance, and as the star of the 2009 movie Princess Protection Program. She is also involved in philanthropic activities through charity work and various social and environmental causes.

As a solo musical artist, Lovato released her debut album Don't Forget on September 23, 2008. The album debuted at number two on the Billboard 200 selling 89,000 copies in the first week. It has since shipped over 500,000 copies, earning a gold certification in the United States. Lovato released her second album, Here We Go Again, on July 21, 2009. The album debuted at number one on the Billboard 200, selling 108,000 copies in the first week. Her third studio album, Unbroken, was released on September 20, 2011 and peaked at number four on the Billboard 200. She is working on her fourth studio album.

Justin Drew Bieber ( /ˈbiːbər/ BEE-bər, born March 1, 1994) is a Canadian Pop/R&B singer-songwriter, musician, and actor. Bieber was discovered in 2008 by Scooter Braun, who came across Bieber's videos on YouTube and later became his manager. Braun arranged for him to meet with Usher in Atlanta, Georgia, and Bieber was soon signed to Raymond Braun Media Group (RBMG), a joint venture between Braun and Usher, and then to a recording contract with Island Records offered by L.A. Reid. Bieber's debut single, "One Time", was released in 2009 and peaked in the top twenty in Canada and charted in the top thirty in several international markets. His debut album, the seven-track EP My World, followed in November 2009, and was soon certified platinum in the United States. He became the first artist to have seven songs from a debut album chart on the Billboard Hot 100.