Taylor Swift closes down a street in Long Beach while attending Jack Antonoff's star-studded rehearsal dinner.

After Taylor Swift attended Jack Antonoff's rehearsal dinner, her supporters blocked a key road in Long Beach Island, N.J.

An eyewitness told Page Six that hundreds of people gathered outside the Black Whale to celebrate the pop star's music producer's wedding to actress Margaret Qualley.

With Channing Tatum and Zoë Kravitz, the “Cruel Summer” singer wore Hill House Home’s June Nap Top ($175) and Delphine Nap Skirt ($175) in black scallop lace to the renowned bar and restaurant.

Lana Del Rey, who has worked with Bleachers, smiled and laughed with guests on a terrace on the second floor of the bar.In a white floral dress, the “Born to Die” singer raised her raven hair above her head to cool off in the summer heat

As Swift's presence circulated over the island, folks flocked to the restaurant before police came to regulate traffic.

The “Anti-Hero” singer's fans booed as the restaurant closed the balcony curtains around 8:45 p.m.

As Swift's presence circulated over the island, folks flocked to the restaurant before police came to regulate traffic.

After the rehearsal dinner at 9 p.m., Swift and Del Rey left while celebrating with cocktails.

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