A.R Gurney's Buffalo Gal offers up a "juicy role" for Susan Sullivan, but the other characters in this Chekhovian lookalike are not very interesting .
While the physical elements of Hair -the long hair and flower-power costumes-may come across as dated, it's antiwar message resonates with all the power it did in the Vietnam era.
The award-winning August: Osage County has some new players, including Estelle Parsons and Frank Wood.  But audiences needn't worry:  the show doesn't miss a beat.