Listen to Liars Shouldn't Be Messed With... online. Liars Shouldn't Be Messed With... is an English language song and is sung by Fall Amy Fly!. Liars Shouldn't Be Messed With..., from the album Liars Shouldn't Be Messed With..., was released in the year 2010. The duration of the song is 2:19. Download English songs online from JioSaavn.