The 25-year-old entertainer brought out Avril to sing her 2002 song “Complicated,” which you can watch below!
This comes after Avril responded to fans on Tumblr who were comparing her meet and greets to Taylor‘s.
“So incredible sharing the stage with @AvrilLavigne! ‘Complicated’ is such a brilliant pop song and I just love her,” Taylor later tweeted.
Avril wrote, “Such a Pleasure to perform ‘Complicated’ tonight with @taylorswift on her #1989 world tour! She ROCKS ????????????”
Taylor Swift & Avril Lavigne Sing “Complicated”
Click inside to watch Taylor‘s performance with OMI too…
Taylor SWift & OMI Sing “Cheerleader”