Justin Bieber in concert at Oakland's Oracle Arena; fans still young, female and incredibly enthusiastic

Review: Bieber fever hits Oakland
San Jose Mercury News
Young Justin Bieber is growing up. You couldn't tell it by looking at the crowd on Saturday at Oracle Arena. The fans who filled the Oakland venue to bursting capacity were, for the most part, still young, female and incredibly enthusiastic -- the same ...

Justin Bieber in concert at Oakland's Oracle Arena