Taylor Swift swapped stadiums for sequins as she joined her best friend Selena Gomez in celebrating a milestone birthday in true disco style.

The past year has been a good one for Selena Gomez, personally and professionally, as it saw her get engaged to Benny Blanco and nominated for her work on the big and small screens. It was definitely one worthy of celebration,

Selena Gomez celebrated her birthday with Taylor Swift and reflected on her most beautiful year yet—check out the photos!