Posted on October 3, 2014 by laureng 5 Seconds of Summer sing hash tags and talk about their first albums on Jimmy Fallon Head on over to Youtube to watch 5 Seconds of Summer sing twitter hash tags and talk about their first album purchases here and here on Jimmy Fallon. Related posts: Beheading The Traitor premieres Eyes of Mara music video for “Don’t Get Close” Lydia tease new album Matinee announces September shows Sian Cross Drops “What Do You Learn”