When we go to a show or concert, what are our expectations? To what extent do we, the audience, create the performance? How does the space affect us? How do other audience members impact on our experience? ‘Think of a Song’ sets out to explore these and other questions in a unique, collective, experimental-theatre experience.  Singer-songwriter Brian Madigan is famed for his lengthy, spoken intros. Indeed, during a previous Fringe Festival performance, he got the biggest cheer of the night when he introduced his last song but ran out of time to perform it. So what if he were to remove the songs altogether – only thinking them ‘out loud’ as the audience were invited to imagine them? Would that be deeply uncomfortable? Transcendental? A brief moment of sanity amid the cacophony of everyday madness? Or an evening wasted? There is, of course, only one way to find out. If you only go to one high-risk, experimental, participatory, silent-music performance this Fringe, make it ‘Think of a Song’. One thing is for certain: you won’t forget it in a hurry ... ...