Listen to We Are The Crystal Gems (feat. Zach Callison) (Change Your Mind Version) online. We Are The Crystal Gems (feat. Zach Callison) (Change Your Mind Version) is an English language song and is sung by Steven Universe. We Are The Crystal Gems (feat. Zach Callison) (Change Your Mind Version), from the album Steven Universe, Vol. 2 (Original Soundtrack), was released in the year 2019. The duration of the song is 2:08. Download English songs online from JioSaavn.