Alexander Igoryevich Rybak (Russian: Алекса́ндр И́горевич Рыба́к) or in Belarusian Alyaxandr Igaravich Rybak (Аляксандр І́гаравіч Рыбак), born 13 May 1986 in Byelorussian SSR, Soviet Union is a Norwegian singer-composer, violinist, pianist, writer, and actor. Representing Norway in the 2009 Eurovision Song Contest in Moscow, Russia, Rybak won the contest with 387 points—the highest tally any country has achieved in the history of Eurovision—with "Fairytale", a song he wrote and composed. His debut album, Fairytales, charted in the top 20 in nine European countries, including a No. 1 position in Norway and Russia.

Rybak was born on 13 May 1986, in Minsk, Belarus—which at that time was the Belarusian SSR in the Soviet Union. When he was 4 years old, he and his family moved to Norway. Rybak was baptized and raised in the Orthodox religion. At the age of five, Rybak began to play the piano and the violin. His parents are Natalia Valentinovna Rybak, a classical pianist, and Igor Alexandrovich Rybak, a well-known classical violinist who performs alongside Pinchas Zukerman. He stated "I always liked to entertain and somehow that is my vocation". Rybak bought a new apartment and lives now at Aker Brygge (Oslo, Norway).

Dwayne Michael Carter, Jr. (born September 27, 1982), better known by his stage name Lil Wayne, is an American rapper. At the age of nine, Lil Wayne joined Cash Money Records as the youngest member of the label, and half of the duo, The B.G.'z, with B.G.. In 1997, Lil Wayne joined the group Hot Boys, which also included rappers Juvenile, B.G., and Young Turk. Hot Boys debuted with Get It How U Live! that year. Lil Wayne gained most of his success with the group's major selling album Guerrilla Warfare, released in 1999. Also in 1999, Lil Wayne released his Platinum debut album Tha Block Is Hot, selling over one million copies in the U.S.

Although his next two albums Lights Out (2000) and 500 Degreez (2002) were not as successful (only reaching Gold status), Lil Wayne reached higher popularity in 2004 with Tha Carter, which included the single "Go D.J." Wayne also appeared on the Destiny's Child top ten single "Soldier" that year. In 2005, the sequel to Tha Carter, Tha Carter II, was released. In 2006 and 2007, Lil Wayne released several mixtapes and appeared on several popular rap and R&B singles. His most successful album, Tha Carter III, was released in 2008 and sold over 1 million copies in the U.S. its first week of release. It included the number-one single "Lollipop" featuring Static Major. It also includes the singles "A Milli" and "Got Money" featuring T-Pain and won the Grammy Award for Best Rap 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.