"
Shake It Off" is a song recorded by American singer-songwriter
Taylor Swift for her fifth studio album,
1989 (2014). Written by Swift,
Max Martin and
Shellback, it is an
uptempo pop track and features a departure from Swift's earlier
country pop musical style. "Shake It Off" is the sixth track on the album and serves as the
lead single. The song premiered during a
Yahoo! live stream session on August 18, 2014; its
music video was also released the same day. Several hours later, the song was made available for
digital download.