[Galadriel55]

Meadhros: Maglor, where's the light switch?
Maglor: It's everlasting darkness we're in, dude!

OR

Nob: He's back, sir, he's back!
Butterbur: Oh is he? I'll show 'im!
*goes to his cellar*
Butterbur: And what would you be doing here, Master Sauron?
Sauron: Can't you see?
Butterbur: Er........how???

OR

Frodo (holding the phial of Galadriel): Why isn't this working? It's supposed to light up!
Sam: Maybe we should change the batteries...

OR

Legolas: what happened? Why can't I see the new picture?
Aragorn: You're just getting old, pal!