Justin Bieber and First Official Headlining Tour

Justin Bieber Info - First Official Headlining Tour. On June 23, 2010, (more : Performed Stevie Wonder) Bieber went on his first official headlining tour, the My World Tour, starting in Hartford, Connecticut, to promote My World and My World 2.0. In July 2010, it was reported that Bieber was the most searched for celebrity on the Internet. That same month his music video, "Baby", surpassed Lady Gaga's "Bad Romance" to become the most viewed, and most disliked YouTube video ever. In September 2010, it was reported that Bieber accounted for three percent of all traffic on Twitter, according to an employee of the social-networking site. (more : International Actress)

Bieber began recording his second album in July 2010 in New York City. At this point, because of puberty, his voice was deeper than it was when he recorded his first album. In April 2010, the singer discussing his vocals remarked, "It cracks. Like every teenage boy, I'm dealing with it and I have the best vocal coach in the world. Some of the notes I hit on "Baby" I can't hit anymore. We have to lower the key when I sing live." British singer/songwriter Taio Cruz confirmed in July 2010 that he is writing songs for Bieber's next album. Hip hop producer Dr. Dre produced two songs with Bieber in July 2010 but it is unknown if they were made for the album, which is currently due for a 2011 release.

Bieber guest-starred in the season premiere of the CBS crime drama CSI: Crime Scene Investigation, aired on September 23, 2010. He played a "troubled teen who is faced with a difficult decision regarding his only brother". Bieber was also in a subsequent episode which aired on February 17, 2011, in which his character is killed. Bieber performed a medley of "U Smile", "Baby", and "Somebody to Love" and briefly played the drums at the 2010 MTV Video Music Awards on September 12, 2010. Bieber announced in October 2010 that he would release an acoustic album, called My Worlds Acoustic. It was released on Black Friday in the United States and featured acoustic versions of songs from his previous albums, and accompanied the release of a completely new song titled "Pray".