Blind: Guess who?

WHILE all seems kosher on the face of it, a major sibling rivalry is brewing between these two musically inclined brothers. We hear that one of them broke down recently while being hosted by a friend, and said that he and his brother sparred frequently, and hated each other bitterly. It's only thanks to their father the two are being forced to present a happy and cultural family picture. But the jealousies are becoming harder to hide.