Gandalf and Aragron are preparing for a hardcore final rock, paper, scissors game.
Or
Gandalf: Ha! Bilbo won't think of looking here!
Aragorn: Yes he will.
Gandalf: How did you find my hiding spot! I was here first!
Legolas: Too bad, were staying!
Gimli: Ya! Were not moving!
Gandalf: Fine!
Eomer: Ok, now that that is settled, what happens if he finds us?