Complex sentence: One day whilst sat on the toilet, Dickie had the idea of a folk band who write songs and tell stories about modern life: not about orchards and craft fairs but online dating and modern technology woes.
Split into simpler sentences: One day whilst sat on the toilet, Dickie had the idea of a folk band who write songs and tell stories about modern life. Not about orchards and craft fairs but online dating and modern technology woes.