Opera stars Dame Kiri Te Kanawa and Rolando Villazon have been lined up to take part in a wide-ranging BBC opera season.
They join the likes of Stephen Fry, Rick Stein and Katie Derham for Opera On The BBC, which starts on TV and radio and launches online this week.
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Tenor and Popstar To Operastar judge Villazon will look at what makes a great tenor for BBC Four, while Dame Kiri will find out what makes a superb soprano for BBC Two.