True Grit (2010)
Domhnall Gleeson: Moon (The Kid)
Emmett Quincy : Don't you go flappin' your gums, Moon! If you blow, I will kill you!
Moon : I'm played out, Quincy! We seen Ned and Hayes two days ago...
[Quincy draws a boot knife and cuts Moon's fingers off, then stabs him in the heart. Rooster immediately shoots Quincy in the face]
Rooster Cogburn : Goddamn it.