Taylor Swift, Mariska Hargitay And Cara Delevingne Have 'Bad Blood' Reunion On Stage

The latest "Bad Blood " reunion is giving us mad love.

Taylor Swift surprised the crowd at her 1989 Tour in Philadelphia Friday by bringing her pals Mariska Hargitay and Cara Delevingne on stage. The singer said on Instagram she "couldn't even contain" her happiness:

In another shot, Swift's "Bad Blood" music video co-stars can't even contain their dance moves as they all rock out:

Cara Delevingne also celebrated the event on Instagram, posting a photo with the caption: "Speechless :"

And Hargitay even shared a video of the event:

It wasn't long ago that Gigi Hadid and Martha Hunt also appeared on stage during Swift's tour, making us suspect other "Bad Blood" reunions were on the way. And with adorable photos like these, here's hoping the "Blank Space" singer continues to show us incredible things: