Michelin-starred French chef Daniel Boulud celebrated his 70th birthday with a surprise circus-themed soirée attended by several of his A-list friends.

Al Roker, Jean-Georges Vongerichten and Jason Wu were just some of the notable faces at the private celebration held in New York City Saturday night, a source exclusively told Page Six.

We hear the fête — dreamed up by Daniel’s wife, Katherine Gage Boulud, and The Dinex Group CEO Sébastien Silvestri — unfolded at Le Jardin sur Madison in Flatiron. We’re also told they enlisted celebrity party planner Bronson van Wyck to pull off the surprise.

While Daniel’s actual 70th birthday was on March 25, we’re told the party took place this weekend because springtime was too busy for him.

The room was decorated to look like a massive Big Top te

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