Christopher Durang's frothy Chekhov-inspired comedy, Vanya and Sonia and Masha and Spike, starring Sigourney Weaver, Kristine Nielsen and David Hyde Pierce, has extended its Off-Broadway run an additional week of performances through Jan. 20, 2013, at Lincoln Center Theater's Mitzi E. Newhouse Theater.
SOURCE: Playbill at 12:48PM on December 5, 2012