5 Seconds of Summer's 'Want You Back': See the Best Fan Reactions on Twitter

5 Seconds of Summer has officially returned to the music scene after almost two years, and they kicked off 2018 with the first single, “Want You Back,” off their upcoming album.

5SOS is known for their dedicated and loving fan army, who supports their favorite band through it all. Naturally, upon the release of the song as well as the 26-venue tour announcement, the 5SOS Fam flooded Twitter with endless excitement. See some of the best tweets below.