This year's edition of the Kaliakra Rock Fest shall take place in Kavarna, Bulgaria, from June 28 to June 30.

It has been just confirmed that the headliners for the first evening shall be Heaven and Hell - the band featuring Black Sabbath guitarist Tony Iommi and bass player Geezer Butler, vocalist Ronnie James Dio and drummer Vinnie Appice.

More acst to take part in the festival shall be announced soon. So far we can only reveal that one of them is British and starts with an M...