She moved with her family at the age of 2 to Ramsey on the Isle of Manitoba, where she attended Ramsey Grammar School.
She reached popularity in Japan after her YouTube videos of her dancing to dance popular songs were posted around the Internet. She was the 17th most subscribed user (3rd most in the Musician category) in Japan on YouTube as of 25 August 2010. Her YouTube account has reached 20 million upload views and over 100,000 subscribers.
1995-2009: Early life and beginnings
She became interested in anime and manga at the age of 11, when she first started reading Fruits Basket.
On 22 July 2007, she began a YouTube channel under the name "xBextahx" (from a nickname she had when she was younger). On 15 April 2009, she posted a video of herself dancing to Danjo, a popular Japanese Internet meme.
Danjo is Japanese for boy and girl. Her YouTube video was uploaded to the Japanese video streaming website Nico Nico Douga, where she instantly attracted fans.
Flint signed onto a talent ageny, Life Is So Cruel, Limited., in August 2009.
Emerging under the stage name "Beckii Cruel" she flew to Japan, where she was able to perform with Taro in Akihabara. Although Cruel had experience in dancing, having taken ballet for most of her life, she was required to undergo vocal training. She began seeking advice from David Holland, and, according to her father, "works with him at least once a week".
2009–2010: This is Beckii Cruel!, Tsubasa wo Kudasai and Beckii: Schoolgirl Superstar at 14
In October 2009, Cruel visited Japan with a group called the Cruel Angels, with 18-year-old French college student, known by her stage name Sarah Cruel, from Lyon, and a 17-year-old student from Portsmouth known by her stage name as Gemma Cruel.
On 4 November 2009, Cruel herself released two songs on two different albums, titled "Number, Upper Matsuri" (の、アッパー祭, Number, Appā Matsuri) and "Number, Ballad Matsuri" (の、バラード祭, Number, Barādo Matsuri) as part of the "Number, Matsuri" (の、祭り) Civil Defense series which features other singers popular from the Japanese Nico Nico Douga Video community. On 9 December, she released her first idol Digital Video Disc, titled This is Beckii Cruel!.
lieutenant debuted at number 8 on Japan"s Digital Video Disc charts. On 12 August 2010, British Broadcasting Corporation Three premiered a documentary about her, entitled Beckii: Schoolgirl Superstar at 14.
This documentary brought her to a mainstream United Kingdom audience.
As of September 2010, Cruel is no longer affiliated with the Cruel Angels, or with the Cruel Angels Project, citing a dispute with her management as the reason for her departure from the project