|1.||wha had happen was|
This is slang for, "The particular incident that just occured was..." This is often used to describe an unusually bizarre situation that is likely untrue.
Caden (rental car employee): "So what happened sir?"
Dontae: "The car was jacked from my crib cuh."
Caden: "How did this happen sir?"
Dontae: "Well, wha had happen was dis dude just got all swolled up and had snatched dat piece."