It's awards night and the longest serving member of the D'Oyly Carte Opera Company might just get the recognition he thinks he deserves. He's ancient, he's irascible and he's always on the wrong side of one of those famous Gilbert and Sullivan arguments, though, so nothing's guaranteed. Using some of G&S's best known songs J.J. Leppink tells the comic tale of a career lost thanks to bad judgement and misguided loyalty