Taylor Swift and Beyoncé united on the red carpet at 'The Eras Tour' concert movie premiere. Here are the 12 best photos.

• Taylor Swift was joined by Beyoncé at the premiere of "The Eras Tour" movie.

• Other stars like Simu Liu, Flavor Flav, and Hayley Kioko walked the red carpet.

• "Taylor Swift: The Eras Tour" arrives in theaters worldwide on October 13.

Taylor Swift wore a flowing blue dress for "The Eras Tour" premiere.

Beyoncé wore a chrome and black outfit to pose with Taylor Swift.

"Shang-Chi" and "Barbie" star Simu Liu and his girlfriend, Allison Hsu, attended together.

Rapper Flavor Flav also showed up to support "The Eras Tour" movie.

Model and actor Molly Sims wore her Taylor Swift shirt for the occasion.

"Law & Order" star Mariska Hargitay walked the red carpet with her daughter, Amaya Hermann.

"The Haunting of Hill House," "Black Widow," and "M3gan" star Violet McGraw brought a splash of color to the premiere.

"The Bachelor" alumni Becca Tilley and singer Hayley Kioko wore all-black outfits.

"Queer Eye" star Karamo Brown donned a suit on the red carpet.

Comedian Fortune Feimster wore a casual black and gray look for the evening.

Taylor Swift posed with "The Eras Tour" director Sam Wrench.

Taylor Swift took the time to pose with fans who were there to see her.

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