United Kingdom, Feb. 24 -- Justin Bieber underwent a "very transformative" year and is now focused on the future, according to a representative for the singer.

The 'Baby' star has hit headlines in recent weeks after being pictured looking disheveled and even unfollowing his wife Hailey Bieber on Instagram - which he later blamed on a hacker - but a spokesperson for Bieber is adamant he's doing well and is busy parenting his son Jack, making new music and looking ahead to his 31st birthday on March 1.

A representative for Justin told TMZ.com: "[The last year has been] very transformative for him as he ended several close friendships and business relationships that no longer served him."

Justin and Hailey married in 2018 and they welcome...