The creator edited this song into this Land Before Time trailer. I've heard it before and it's killing me not being able to figure out where I've heard it or what it's called. It definitely sounds like music to another trailer, any help?
http://www.youtube.com/watch?v=QC1AQJG1YQ4
http://www.youtube.com/watch?v=QC1AQJG1YQ4