Simply, a slang expression used at the end of a sentence by someone to add intention to a story or anecdote.

The car that will always be different from any other hatch back. Comes in red, blue, white and sometimes brown. is comfy, drives like a dream and never fails to get you from point A to point B. Made i [..]

the worlds most supreme car ever known to man .. i mean it manages 97 mph and sometimes dosnt even break down - ususally if you are lucky the brakes fail