Even those who feel that Hugh Wheeler's slightly vulgar book coarsens "Smiles of a Summer Night, " the Ingmar Bergman film on which the show is based, will likely come away thinking that all you need do to purge the show of its occasional verbal excesses is to perform it with the subtlety that is the hallmark of this production.
WSJ: A Little Night Music | Writers' Theatre | A 'Night' to Remember | Theater Review by Terry Teachout