The dwarves mating ritual comes to Edoras!
OR
The Mouth of Sauron had his teeth cleaned!
Man at back: I'm blind! Aaaaagh!
Or yet:
Aragorn: Erm, lord Théoden, you may want to just go and look in the mirror a second.
Théoden: Why?
Aragorn: There is something you should know about.
Théoden: What is it? If you've got something to say, say it!
Legolas: Your head is on fire!
Everyone: *sigh* thank you Cpt Obvious.