The following single from My World 2.0, 'Somebody to Love', was released in April 2010, and a remix was released featuring Bieber's mentor Usher. On July 4, 2010, Bieber performed at the Macy's Fourth of July Fireworks Spectacular in New York City. On April 10, 2010, Bieber was the musical guest on Saturday Night Live. The song reached the top ten in the United Kingdom and Australia, and the top-twenty of most other markets. Sean Kingston appeared on the album's next single 'Eenie Meenie'.

To promote the album, Bieber appeared on several live programs including The View, the 2010 Kids' Choice Awards, Nightline, Late Show with David Letterman, The Dome and 106 & Park.

My World 2.0 also debuted at number one on the Canadian Albums Chart, Irish Albums Chart, Australian Albums Chart, and the New Zealand Albums Chart and reached the top ten of fifteen other countries. It debuted at number one on the US Billboard 200, making Bieber the youngest solo male act to top the chart since Stevie Wonder in 1963. According to review aggregator Metacritic, the album has received generally favourable reviews. Two promo singles, 'Never Let You Go' and 'U Smile', were top thirty hits on the US Hot 100, and top twenty hits in Canada. It charted at number five on the US Billboard Hot 100, peaked at number three on the Canadian Hot 100 and reached the top ten in several international markets. The song featured Ludacris, and became an international hit. In January 2010, 'Baby' was released from his debut album My World 2.0. Bieber is featured in the song, performing the closing lines.

On March 12, 2010, a version of K'naan's 'Wavin' Flag', recorded by a collective of Canadian musicians known as Young Artists for Haiti, was released. Bieber sings the opening line, which was sung by Lionel Richie in the original version. He was invited to be a vocalist for the remake of 'We Are the World' (a song written by Michael Jackson and Lionel Richie) for its 25th anniversary to benefit Haiti after the earthquake. Bieber was also one of the performers for Dick Clark's New Year's Rockin' Eve with Ryan Seacrest, on December 31, 2009.Д«ieber was a presenter at the 52nd Annual Grammy Awards on January 31, 2010. Bieber also guest starred in an episode of True Jackson, VP in late 2009.Д«ieber performed Ron Miller and Bryan Wells's 'Someday at Christmas' for US President Barack Obama and first lady Michelle Obama at the White House for Christmas in Washington, which aired on December 20, 2009, on US television broadcaster TNT. To promote the album, Bieber performed on several live shows such as mtvU's VMA 09 Tour, European program The Dome, YTV's The Next Star, The Today Show, The Wendy Williams Show, Lopez Tonight, The Ellen DeGeneres Show, It's On with Alexa Chung, Good Morning America, Chelsea Lately, and BET's 106 & Park. My World was eventually certified platinum in the US and double platinum in both Canada and the United Kingdom. 'One Less Lonely Girl' was later also released to radio and peaked within the top 20 in Canada and the US, and was certified gold in the latter. The album's second single, 'One Less Lonely Girl', and two promo singles, 'Love Me' and 'Favorite Girl', were released exclusively on the iTunes Store and charted within the top 40 of the US Billboard Hot 100. His first release, an extended play entitled My World, was released on November 17, 2009. The song was certified platinum in Canada and the US and gold in Australia and New Zealand. During fall 2009, it had success in international markets. The song reached number 12 on the Canadian Hot 100 during its first week of release in July 2009 and later peaked at number 17 on the Billboard Hot 100 chart in the United States.

Family Members #Д«ieber's first single, 'One Time', was released to radio while Bieber was still recording his debut album. Find out more about Justin Bieber net worth here.

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