Selena Gomez & Sister Gracie Support Taylor Swift During L.A. Show

It was a night out of their wildest dreams. 

Selena Gomez and her sister Gracie were more than ready for it when they attended the August 8 show of Taylor Swift's Eras Tour in Los Angeles.

The Only Murders in the Building star shared snaps from the enchanted evening to her Instagram Story, including a sweet video of her and Gracie hugging as Selena sang along to "Lover." For her part, it looks as though Gracie was too overcome with emotion to join in as she gazed towards the stage. 

Selena, rocking an all-black Reputation era ensemble complete with an Eras Tour sweatshirt, also shared a snap …