It doesn’t even shorten it; it’s just plainly uneducated.
Yes it is but I see it being used more and more frequently, maybe not as text-speak but certainly facebook-speak, between kids of a certain age and, dare I say, IQ level.
Oh, and for all those who sing the song, it actually goes:-
You are my sunshine, my only sunshine.
You make me happy when skies are grey.
You’ll never KNOW, DEAR, (and not NOTICE)
So there!
