Alana Haim, Diana Silvers, Taylor Swift and Gracie Abrams dance together.
The two birthday girls celebrate with two cakes that appeared to feature childhood photos.
Tommy Dorfman and Taylor pose with Sadie Sink (who starred in Taylor's "All Too Well" film) and Cooper Hoffman (who starred with Alana in Licorice Pizza).
No bad blood here! Tay reunited with pal Martha Hunt at her party.
Alana and Taylor laugh together while celebrating their 30th and 32nd birthdays, respectively.
Tommy holds up peace signs while partying with Este Haim.
Taylor, wearing her signature red lipstick, snapped a selfie with Gracie and Diana.
Este and Tommy pose for the camera while feting their friends.