Pop Mix

The teen pop singer and composer Taylor Swift ended her European tour on a celebratory note, Not only did she perform in front of thousands of fans, she got an honor for reaching the 20 million mark in worldwide album sales.

Taylor Swift was given a plaque commemorating the milestone before her sold-out concert Wednesday night at the O2 Arena.

 Taylor Swift said"It's just sort of beyond my comprehension to get a plaque like that, and the fact the fans have done that much for me in such a short period of time is unreal, and I'm so excited and so thankful," she told The Associated Press after the presentation.

The  Grammy-winner released her latest multiplatinum effort, "Speak Now," last fall. It's just the third album of her young career.

The pop star launched an international tour this year that take  her to Asia and Europe. It wrapped up with her London concert. She called the trek a "life-changing experience."

"I couldn't think of a more perfect way to end this European run. I've gotten to experience just parts of the world I never thought I'd get to see, nonetheless play shows in and have the crowds singing the words back to me," she said.