Bieber, 21, has a little brother and sister, reported People magazine.
"I love my brother and sister so much. I want to help them be the best they can be and being someone they can look up to is definitely an important part of that," he said.
Being one of the most famous people on the planet, the "Baby" hitmaker said now he has a firm plan on how to stay grounded after showcasing his wild side in the past.
"There have been times where it has been difficult. But as long as I put God and family first, I can find my way through most things.