Justin Bieber has made good on his promise to get involved in the anti-bullying campaign after being subjected to a hate-filled run-in last month.
Bieber has recorded a public service announcement, urging bullying victims to speak out. And, wisely, the Biebs is calling out bystanders to bullying, asking them to get involved.
TMZ broke the story ... Bieber was on the receiving end of some hate-filled bullying last month in Canada, when a 12-year-old boy cornered Bieber at an arcade and called him a "fa**ot."
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