National NewsSecond Looks: Watch Taylor Swift, the Weeknd, Kendrick Lamar and others perform live at the 2016 Grammys [updating]
National NewsRemind You: Taylor Swift and Alanis Morissette duet on ‘the greatest break-up song of all time’
National NewsBest Friends: Watch Taylor Swift and Lisa Kudrow sing ‘Smelly Cat’ in front of thousands
