Original sentence: Lee Kernaghan is married to Robby (McKelvie); they have two sons, Jet and Rock.Lee Kernaghan's father Ray and sister's Tania, Fiona and brother Greg are also singers.Lee's Parents Ray and Pam Kernaghan (ni Roberts / Madison) and siblings Tania Kernaghan, Greg Kernaghan and Fiona Kresco are also entrenched in the music industry