Thorin: Anything?
Dwalin: Nothing!
[looking at the map]
Thorin: If the map is true, the hidden door lies directly above us.
[Bilbo finds a large carving of the previous king on the side of the mountain]
Up here!
Thorin: You have keen eyes, Master Baggins.
[the company climbs up the massive carving until they reach the top where they see the wall of mountain]
Thorin: This must be it. The hidden door.
[facing the company]
Thorin: Let all those who doubted us, rue this day!
[he holds up the key and they all cheer]
Dwalin: Hey, we have a key.
[he starts touching the wall]
Dwalin: Which means there's somewhere there is a keyhole.