So who are the two celebrities photographed out Monday night?
One celebrity wrote a book and attended the launch party, the other taped a Letterman spot that airs letter this week.
Who is the mystery bearded man lying low as he goes into the Ed Sullivan theater?
Russell Crowe, who is promoting "State of Play."
And at her book party, while her mother was posting an online plea for some contact, was Tori Spelling:
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