- This is what the anonymous source had to say:
"Katy will be doing something on stage during her performance that will be directed towards Taylor. She is working on it to be a visual or a lyric-related jab."
Source 1: https://twitter.com/Refinery29/status/552140055402127360
Source 2: http://www.refinery29.com/2015/01/80267/katy-perry-taylor-swift-super-bowl?utm_source=t.co&utm_medium=tweet&unique_id=entry_80267