Everyone knew what was happening. They knew Gandalf had done it again. He'd taken that blasted cloak off. That's why none of them looked his way. (Except Arwen, who was doing her best statue imitation in the background.

)
OR
Boromir stands beside what had just been an egg, but was now flattened by some big stone thingy that had fallen from the rafters.
OR
Boromir: "What a great-looking hat!"
OR
Boromir is drunk and is having trouble walking that line.