This is so sad.
And we were so hoping she kicked the nasty habit!
On top of it, K-Stew inhaled the poisonous nicotine with a busted lip from the bad ass moves the military movie requires — that tobacco CAN'T be good for the healing process!
We know all the hipsters are doin' it, but ciggys stopped being cool wayyyy back when it was discovered they could KILL you.
Get with it, gurl!
[Image via WENN.]