, Jem Sharples and Paul Martin - billed as 'The Rat Pack of Opera' - have an album to promote, Viva La Vita, which says a great deal about their enduring appeal.
Here's the rest of this year's crew bidding to unfurl their Union Jacks for the nationTricolore: Operatic voicesJem Sharples, Stuart Pendred and Scott Ciscon
have performed with the likes of Sting, Beyonce and the Royal Philharmonic orchestra.
They will be joined by boy band Tricolore - Jem Sharples, Scott Ciscon
and Stuart Pendred.