Echosmith Performs 'Goodbye' For The First Time at MTV Fandom Awards 2017

Echosmith just made their official debut as a trio at MTV’s 2017 Fandom Awards over the weekend in San Diego, Calif.

The three musical siblings — Sydney, Noah and Graham Sierota — played their new single “Goodbye” for the very first time at the show, after releasing it earlier in the month.

PHOTOS: Check out the latest pics of Echosmith

“Performed #goodbye for the first time on TV and it was quite magical,” Sydney shared on her Instagram afterwards.

We can only imagine!

Check out Echosmith‘s performance below!

15+ pics inside of Echosmith at MTV’s 2017 Fandom Awards…