Released his fourth album, Purpose, which debuted a new, more mature sound
Was the guest of honor at a Comedy Central Roast
Hosted "Saturday Night Live" and performed as the musical guest
Released second concert film, "Justin Bieber's Believe"
Debuted at No. 2 on Billboard with third album Believe
Appeared in the concert film "Justin Bieber: Never Say Never"
Guest starred on two episodes of "CSI: Crime Scene Investigation" (CBS)
Released My World 2.0, the second part of his debut album
Made his film debut in the Nickelodeon made-for-TV movie "School Gyrls"
Joined several legendary names in music for a remake of the 1985 hit "We Are the World" to raise money for victims of the Haiti earthquake
Released first single "One Time," which was sold exclusively on iTunes
Guest starred on episode of Nickelodeon series "True Jackson, VP"
Performed for President Barack Obama and First Lady Michelle Obama for TNT holiday special "Christmas in Washington"
Released debut album My World
Met and auditioned with singer-songwriter Usher, who introduced him to L.A. Reid at Island Records
Known for such albums as "My World 2.0" and "My World"
Popular songs include "Love Yourself" and "Sorry".
Learned to play the piano, drums, guitar, and trumpet during his youth.
Was one of the first pop superstars to be discovered via YouTube, when manager Scooter Braun discovered the 12-year-old Bieber's homemade videos of himself covering various pop and R&B songs.
Identifies as Christian, but regularly cites the Jewish prayer Shema Yisrael before concerts.
In November 2011, was accused by 20-year-old California native Mariah Yeater of fathering her child. Yeater claimed the pop singer was the father of a baby boy she gave birth to, following an alleged intimate encounter with Bieber backstage at one of his L.A. concerts. Bieber cleared up the rumor on NBC's "Today" show and said he had never met the woman. He also reportedly agreed to take a DNA test to prove he was not the father. Yeater dismissed the paternity lawsuit weeks later.
Was arrested on suspicion of driving under the influence in Miami, Florida in 2014.