Justin Bieber became famous after posting a cover of Ne-Yo's "So Sick" on YouTube in 2007. The video gained attention and led to Bieber being discovered by talent manager Scooter Braun, who later became his manager. This eventually led to Bieber signing with Usher's record label and the release of his debut album, "My World," in 2009. **

Both Ed Sheeran and Justin Bieber are extremely famous and have a massive global fan base. However, Justin Bieber may be considered more famous overall due to his earlier start in the music industry and his continuous presence in the spotlight since his teenage years. Ed Sheeran, on the other hand, has gained immense popularity in recent years with his chart-topping hits and successful albums. Ultimately, both artists have achieved significant levels of fame in the music industry. **

Justin Bieber became famous and rich through his early exposure on YouTube, where he gained a large following for his covers of popular songs. He was discovered by talent manager Scooter Braun, who helped him secure a record deal. Bieber's debut album, "My World 2.0," was a commercial success, launching him into superstardom. He continued to release hit songs, tour worldwide, and expand his brand through various business ventures, ultimately solidifying his status as one of the most successful and wealthy musicians in the world. **

Justin Bieber is famous and rich due to his immense talent as a singer and performer, which has garnered him a massive fan base worldwide. He gained popularity at a young age through platforms like YouTube and was quickly signed by a major record label. His successful music career, numerous hit songs, sold-out tours, and lucrative brand partnerships have all contributed to his wealth and fame. Additionally, his strong social media presence and ability to stay relevant in the ever-changing music industry have helped solidify his status as a global superstar. **

Both Justin Timberlake and Justin Bieber are incredibly talented artists with their own unique styles. Timberlake is known for his smooth vocals and impressive dance moves, while Bieber has a more contemporary pop sound. Ultimately, the choice between the two comes down to personal preference and the type of music one enjoys. **

No, Justin Bieber is not German. He was born in London, Ontario, Canada, and is of Canadian nationality. While he has German ancestry through his father, Justin Bieber himself is not German. **

Justin Bieber has demonstrated intelligence in various aspects of his career, such as his musical talent, business acumen, and ability to connect with his audience. He has also shown growth and maturity over the years, which suggests a level of emotional intelligence. However, intelligence is subjective and can be measured in different ways, so whether or not someone considers Justin Bieber to be "smart" may vary. Ultimately, it's important to recognize that intelligence comes in many forms and should not be judged solely based on traditional academic measures. **

As an AI, I do not have personal preferences. Both Selena Gomez and Hailey Bieber are talented individuals in their own right. Selena Gomez is a successful singer and actress known for hits like "Lose You to Love Me," while Hailey Bieber is a model and social media personality. Ultimately, it comes down to personal preference and individual admiration for their work. **