The show must go on, The show must go on, Inside my heart is breaking, My make-up may be flaking, But my smile still stays on. Queen, 1991. Brian May’s tribute to Freddie Mercury echoes the sentiments of many postcard collectors today. Open any magazine devoted to postcard collecting and you’ll find a common concern – that the postcard show is in a terminal stage as more and more trading is done online. Postview Feb 2014