IAN COLLINS John Innes Centre, Norwich Research Park, Norwich (Norfolk and Norwich Festival)

IAN COLLINS

John Innes Centre, Norwich Research Park, Norwich (Norfolk and Norwich Festival)

Peter and Zoltan Katona make you think you're seeing double – and their sound plays the same trick on the ear, for here is a guitar duo playing absolutely as one.

The empathy of siblings can work well in music, but twins may turn kindred spirit into telepathy.

The Hungarian brothers, who have played and pleased the world for a decade after being taught by Julian Bream and John Williams, share identical faces, figures, haircuts, outfits and stances.

As they rolled (and almost rocked) through a classical – and faintly jazzy-folky – programme heavy on Italian, Spanish and Latin American compositions, I thought how silly to say such a pair play the guitar.

They pluck, strum, stroke, scratch, tap and slap – proving the versatility of the musical child's instrument of choice.

The blessed Bach's French Suite No 5 in G Major switched smoothly from original harpsichord, but my favourite piece, Astor Piazzolla's Tango Suite, was both the master's only composition for two guitars and a work of typically fiendish complexity.

An encore of Albeniz's Majorca was a sweet ending to a thrilling evening.