JJ Lin (traditional Chinese: 林俊傑; simplified Chinese: 林俊杰; pinyin: Lin Jun Jie) is a Singaporean Mandopop Singer-songwriter, Composer and Actor based in Taiwan. JJ Lin was managed by Ocean Butterflies from 2003 to 2011 . JJ is presently managed by Warner Music Taiwan. Lin won Best New Artist for his work on his debut album Music Voyager at the 15th Golden Melody Awards in 2004.

Lin was born in Singapore and graduated from Anglo-Chinese School and Saint Andrew's Junior College before joining the Singapore Armed Forces.

He is of overseas Chinese descent. In addition to English, Mandarin and Hokkien, he is also able to speak Cantonese and has released several cover versions of his songs in Cantonese. He came to musical prominence and success in the Greater China region. In Taiwan, he was awarded the "Best New Artist" award in the Taiwan Golden Melody Awards.

Signed to Ocean Butterflies, he has written songs for various artists, notably "Remember" (記得 Jì Dé) for Taiwanese singer A-Mei, fellow label mate A-Do's "Let Go" (放手 Fàng Shǒu), Harlem Yu's "What's Wrong With You?" (幹嘛你看不爽我 Gàn Má Nǐ Kàn Bù Shuǎng Wǒ), Comic Boyz's "Heart of Superman" (超人心 Chāo Rén Xīn) and other songs. He writes all the melodies for all of his albums.

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.

Stefani Joanne Angelina Germanotta (/ˈstɛfəniː dʒʌrməˈnɑːtə/ STE-fə-nee jurr-mə-NAH-tə; born March 28, 1986), known by her stage name Lady Gaga, is an American singer and songwriter. Born and raised in New York City, she primarily studied at the Convent of the Sacred Heart and briefly attended New York University's Tisch School of the Arts before withdrawing to focus on her musical career. She began performing in the rock music scene of Manhattan's Lower East Side, and was signed with Streamline Records by the end of 2007. During her employment as a songwriter for the record company, her vocal abilities captured the attention of recording artist Akon, who signed her to his label Kon Live Distribution.

Lady Gaga came to prominence as a recording artist following the release of her debut album The Fame (2008), which was a critical and commercial success that topped charts around the world and included the international number-one singles "Just Dance" and "Poker Face". After embarking on the The Fame Ball Tour, she followed the album with The Fame Monster (2009), which spawned the worldwide hit singles "Bad Romance", "Telephone" and "Alejandro". The album's success allowed her to embark on the eighteen-month long Monster Ball Tour, which later became one of the highest-grossing concert tours of all time. Her most recent album Born This Way (2011) topped the charts of most major markets and generated more international chart-topping singles, including "Born This Way", "Judas" and "The Edge of Glory". Besides her musical career, she involves herself with humanitarian causes and LGBT activism.