The Henricksons try to put on a unified face during Christmas, but are tested amidst numbing revelations from Barb, Marge and Adaleen. Meanwhile, Lura takes drastic measures in response to Alby's zealous efforts to "purify" the compound; Lois drifts towards the deep end;

Cast: Bill Paxton, Jeanne Tripplehorn, Chloë Sevigny, Ginnifer Goodwin, Douglas Smith, Grace Zabriskie, Mary Kay Place, Matt Ross, Cassi Thomson, Gregory Itzin, Christian Campbell, Anne Dudek, Carlos Jacott, Cody Klop, Tina Majorino