Taylor Swift will present the Best New Artist award at the Grammys--and promises to have "dance party/rage fest" in the audience--but, according to her Tumblr,the multiple nomineeThree won't be performing that night, saying she needs to focus on her upcoming 1989 tour. We'll let her post for speak for itself:
1989 is due to top this week's HITS Album Sales Chart, and is currently #2 on the iTunes album rundown.