After a fan Tweeted Justin Bieber asking for his help, as a fellow Canadian, to save lives (like hers) by promoting organ donation, he responded — and his fans have done the same.

After re-tweeting her original plea, he responded directly to the girl who is in need of a lung transplant saying she has "amazing strength" and he wants to help. Minutes later, he reached out to his 16.7 million fans, sharing her story and tweeting:

"Help spread the word for @alungstory http://www.alungstory.ca/ #BeAnOrganDonor."

By Tuesday, an Ontario organ donor group had garnered more than 1,000 new online registrations from fans eager to become organ donors.

(READ the story in PopCrush.com)