The Biebers’ parents weren’t married, so their grandmother raised them. During the then-thirteen Bieber’s YouTube video search, Scott Scooter clicked on one of the videos and inadvertently picked him up for demo tapes. The label signed him after he was successful. A clip of Justin Bieber’s hair he sold for $42,000 on eBay once went up for auction for $12,000 on the website. Bieber donated the proceeds, however. He might have been an architect if he hadn’t been a singer. Pop sensation who was propelled to fame after his 2010 YouTube single "Baby" became an international hit. His first album, My World 2.0, debuted at number one on the U.S. Billboard 200 and went on to sell over five million copies worldwide. Subsequently, his next three studio albums debuted at number one on the U.S. Billboard 200, making him one of the world's best-selling music artists.