I did. But I thought it was just Claire's subconscious mind trying to warn her that what she was seeing "wasn't" real, but placing the plane mobile from her nightmare in the nursery. If you recall, it gave her quite a start. The music, too, was from the nightmare scene.

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charlie98210
"Whoa!" she said. "Cry 'Havoc!' And let loose the dogs of war!"
And, like Banquo's ghost, they just won't go away.