Taylor Swifts 12th studio album, The Life of a Showgirl, has officially sold 4.002 million equivalent album units which includes album sales and streaming activity in its first week in the U.S. That is the biggest first week in modern music history; at least, according to Luminate, the industry data and analytics company that began tracking sales in 1991.

Swift broke the record set by Adeles 25, which sold 3.378 million copies in its first week in 2015 in the U.S.

The Life of a Showgirl was released Oct. 3. In its first week, pure album sales totaled 3,479,500 copies.

She's also become the solo artist with the most No. 1 albums on the Billboard 200, with 15. She was previously tied with Drake and Jay-Z, who each have 14.

Swift is now just behind The Beatles, who boast of 19 No. 1 album

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