A mother's sacrifice for her son's dream

Justin Bieber talks of the sacrifices his mother made to let him follow his dream

As a precociously talented, chipmunk-esque singing sensation, teen heart-throb Justin Bieber would find it hard to be any more adorable.

Yet the Canadian 16-year-old has pulled it out the bag yet again by admitting a striking dedication to the main woman in his life - his mother.

The tiny teen Youtube star