It's from the point of view of a young soldier. Most of the strange phrases and words ("chu", "battle rattle", "yalla yalla" itself) are military slang. David Lowery said he found a soldier's blog entry about military slang online and he just thought it sounded cool.
It's from the point of view of a young soldier. Most of the strange phrases and words ("chu", "battle rattle", "yalla yalla" itself) are military slang. David Lowery said he found a soldier's blog entry about military slang online and he just thought it sounded cool.