Iknew “Hamilton” was different when, during the first week of previews 10 years ago, Hennessy threw them a party.

Not the usual pinot grigio and martinis affair at Angus. No, this hot show was being feted by the French cognac brand beloved by rappers.

The atypically luxe early bash for a new Broadway musical with no big names was at URBO, which used to be on West 42nd Street.

Creator and star Lin-Manuel Miranda was there with cast members including Leslie Odom, Jr., Renée Elise Goldsberry, Anthony Ramos and Daveed Diggs — dancing and sipping curated cocktails. 4

I thought of that infectious mood Wednesday when the hit hip-hop musical about founding father and New York Post creator Alexander Hamilton celebrated its 10th anniversary at the Richard Rodgers Theatre with a reunion

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