Pop star Justin Bieber was known for his swishy hair and baby face, but looked completely different as he debuted a shaved head and tired features in New York without wife Hailey ...

Justin had appeared on The Today Show to help promote the release of My World, his first-ever album. Hailey, whose dad is the ...

Hailey and Justin first met at the Today show and have since gone on to get married and welcome their first child.

Since his hairstyle already has its own Twitter feed, we're bringing you the ultimate Justin Bieber hair tutorial ... chronical his relationship with Hailey Baldwin Bieber.