Watch Blake Shelton Hilariously Butcher Cover of Taylor Swift's ‘Shake It Off’

Blake Shelton totally butchers a cover of Taylor Swift’s hit song, ‘Shake It Off,’ in a preview clip released from Jimmy Fallon’s new game show, ‘That’s My Jam.’ Blake teams up with his fellow ‘Voice’ coaches, Ariana Grande, Kelly Clarkson and John Legend, for a fun segment called, ‘Slay It Don’t Spray It.’ ‘That’s My Jam’ premieres Jan. 3 on NBC.