The upcoming holiday season is set to be a treat for Swifties with The End of an Era docuseries set to premiere with its first two episodes on Disney+ on December 12. With less than two weeks left for the global popstar's docuseries' release, Disney+ released a brand-new teaser from the Eras Tour and everything that went into bringing it to life.The official trailer, released on October 13, was an in-depth look into what fans can expect from the six-part docuseries, but 13 days ahead of the scheduled release, a brand-new teaser showed some new footage from the docuseries.Keep reading to find out more about the upcoming docuseries from Taylor Swift, The End of an Era.Disney releases brand-new teaser for Taylor Swift's The End of an Era docuseries ahead of releaseThe six-part docuseries from the global pop icon Taylor Swift was originally announced on Good Morning America with an exclusive teaser taking us behind the scenes into the biggest tour from the pop star, The Eras Tour. Swift said:"Honestly can't think of a better way to celebrate my (almost) birthday than to relive the Eras Tour with you! This time we're going backstage. 'The End of an Era', a 6-episode behind-the-scenes docuseries, streams on @disneyplus beginning Dec 12."The October announcement was followed by an official trailer in November, which found clips of Swift in rehearsals for the Eras Tour, planning and rehearsing every single aspect of it, from the surprise songs to the new Tortured Poets Department set that was added in the middle of the tour.The singer-songwriter explains in the brand-new teaser that she wanted to do something that the fans would never expect. She says that The Eras Tour had magic in it, and the six-part docuseries The End of an Era was just an attempt to relive that magic once again."The Eras Tour wasn't when all the pieces fell into place. This tour was just when every single one of us who had done so much work, pushing inch by inch, to where we all clicked together. We have broken every single record you can break with this tour. The only thing left is to close the book."Swift explains that from every single backup dancer to Taylor Swift herself, every single person involved in the making of the Eras Tour experience put their blood and sweat into every single aspect of it, so the docuseries was a way of celebrating all of those efforts with an exclusive look behind the scenes.Taylor Swift | The Eras Tour - Vancouver, BC - Source: GettyAdditionally, unlike any previous occasion, Swift is also very vocal about her personal life in the upcoming docuseries, as both the teaser and the official trailer feature the global pop star's fiancé, the pro footballer Travis Kelce. Kelce appears to be waiting for Swift under the stage as she wraps up the biggest tour of her career.Finally, The End of an Era docuseries will also be accompanied by an Eras Tour concert film on December 12, which will include the Tortured Poets Department set. Taylor informally refers to it as 'Female Rage: The Musical', and it was added to the Eras Tour after the album's release during the tour, warranting a brand-new concert film experience.Keep reading Soap Central for more such exciting insights into your favorite shows!