There's no denying it - Bieber fever is everywhere.

In 2012, Forbes named Justin Bieber the third most powerful celebrity in the world... and with over 30 million Twitter followers, it's clear that he's become an unstoppable force of nature!

Well, Justin Bieber's mom, Pattie Mallette knows a thing or two about beating the odds.

As a young woman and single mom in Stratford Ontario, she overcame unimaginable obstacles to rise above a life of poverty.

Through her life-long passion for the arts, along with her Christian faith, she helped nurture one of today's brightest pop stars.

Now, it's her turn: Pattie shares her stories - sometimes painful, but ultimately inspiring - in her autobiography, 'Nowhere but Up: The Story of Justin Bieber's Mom'.