If you found out you only had a few months to live, what would you want to do with your last days?

When he was 14, Zach Sobiech found out he had a rare form of terminal cancer. His last wish was to make music and share it with the world. He wanted people to know that you don't have to find out you're dying, in order to start living. And he did just that.

Watch his amazing story: 


Zach passed away on Monday. He was 17 years old.

Earlier this month, a celebrity video was put together to Zach's song "Clouds". It's clear that Zach touched so many lives:


To support the Zach Sobiech Osteosarcoma Fund and help find a cure for childhood cancer visit: www.childrenscancer.org/zach/