Opera singers go underground

Dress rehearsals are never glamorous affairs, but this one is probably as challenging as it gets.

Singers preparing for a new show were surprised to learn the location of their final rehearsal.

Perhaps they shouldn't have been given the director is an opera singer, who London Tonight first met ten years ago, when she auditioned to be one of the first official buskers on the tube.

With the full story, here's Nick Thatcher.