The week in classical: Alice’s Adventures Under Ground; Beethoven Weekender – review

Royal Opera House; Barbican, London
Gerald Barry brilliantly makes Lewis Carroll his own. And the Barbican delivers two unforgettable days of wall-to-wall BeethovenAnyone who views opera as a rarefied pastime should gatecrash a schools matinee. On Monday lunchtime at the Royal Opera House, the roar in the auditorium, pre-curtain-up for Gerald Barry’s Alice’s Adventures Under Ground, was as raucous as any playground. The collective “ooh” as the lights went down, and &ldquo