It’s that time of the week again.

We will be remembered…

While some seem to find the 1989 World Tour guest stars excessive at this point, one day they’ll serve as a reminder of all the big names and songs anywhere from the 1990s onwards to today.

It’s Taylor’s unique way of creating her very own multi-million dollar time capsule.

Tonight the early 2000s was represented by the one and only Avril Lavigne, who belted out her signature hit Complicated with Taylor:

Repping for 2015 was OMI, who duetted his addictive #1 smash Cheerleader with Swift (and the packed San Diego arena):

Taylor thanked the stars on Twitter after the show:

Is there anyone you’re still hoping to see on the 1989 stage? Let us know in Exhale!