LISTEN AGAIN: Alfie, Renee and Katherine - a singers' special
In a 'singers' special' Charlotte meets Alfie Boe and Renée Fleming, while John Suchet talked to Katherine Jenkins.
WATCH: So, Alfie Boe, do you secretly yearn to be a rock god? >
LISTEN: Charlotte Green's Culture Club with Renee Fleming, Alfie Boe and Katherine Jenkins