If you missed tonight's show, then you missed the camera cutting to Swifty during every performance who couldn't help but get up on her feet and dance to anything from Mumford & Sons to Justin Timberlake.
"Who wants to be my valentiiiine?"
CLAP. CLAP. CLAP.
This is what Taylor looks like at a rave.
"Heeey Justinnnn!! CAN YOU SEE MEEEE????"
And the oblig Harry Styles shout-out…
[Image via MTV & Hypable.]