First solo artist to have three No.1 albums before the age of 18 (US)

First solo artist to have three No.1 albums before the age of 18 (US)
Who
Justin Bieber
What
first
Where
United States ()
When
Justin Bieber (Canada, b. 1 March 1994) claimed three chart-topping US albums before reaching his 18th birthday: My World 2.0 debuted at No.1 on 10 April 2010 with first-week sales of 283,000, Never Say Never: The Remixes made its chart-topping debut on 5 March 2011 with sales of 165,000, and Under the Mistletoe, the first Christmas album by a male artist to debut at No.1 in the 55-year history of the US albums chart, crowned the countdown on 19 November 2011 after first-week sales of 210,000.