Taylor Swift became the world's first musician to become a billionaire solely from songs and concerts.
Taylor Swift was named Time Magazine's Person of the Year.
Taylor Swift won six awards at the American Music Awards, including Artist of the Year and Artist of the Decade.
Taylor Swift released her fifth studio album, '1989.'
Taylor Swift's third studio album 'Speak Now' was released. It won Billboard's 2011 Album of the Year.
