Green Line Marching Band (Fanfare - EN ) With Green Line Marching Band, the term “fanfare” is not to be heard in its traditional sense. The «rock mobile live band» 100% autonomous dusts the genre and has fun taking back known pop standards, to its sauce. What is Green Line Marching Band sauce? A festive stroll to the rhythm of a guitar-bass-drums-keyboard-singing mix as surprising as it is catchy! So let’s go: all and all in disorder now!