Friday: It's another bizarre case for the gang on Grimm. While investigating an arson-related homicide, Nick David Giuntoli finds himself in the heated world of Portland fire-dancing. 9 p.m., NBC.
Saturday: Of Two Minds is a new TV movie that examines mental illness. A woman (Kristin Davis) takes in her schizophrenic sister (Tammy Blanchard) after their mother died. The sister's behavior threatens their relationship and her family. 8 p.m., Lifetime.
Saturday: Julianne Moore morphs into Sarah Palin in the week's must-watch, Game Change, a compelling behind-the-scenes look into John McCain's 2008 presidential campaign. Based on segments of the best-selling book, Game Change captures the human drama when Palin was chosen to be McCain's running mate and emerged as the "game changer" who invigorated his beleaguered campaign. Ed Harris plays McCain, and Woody Harrelson plays chief strategist Steve Schmidt, who championed Palin for the ticket. 9 p.m., HBO.
Sunday: Go behind the scenes of the wildly popular Masterpiece Classic series in Downton Abbey: Behind the Drama. The one-hour special reviews the story lines of the first two seasons. Viewers can relive pivotal moments from the series and get insight into the characters from writer and creator Julian Fellowes and the actors. 9 p.m., KET.
Sunday: Harry's Law, David E. Kelly's offbeat legal drama, moves to a new night with a case in which Harry (Kathy Bates) finds herself in a courtroom scuffle against a lawyer from her past. 8 p.m., NBC.
Sunday: Season 2 of animated series Bob's Burgers opens with an episode, The Belchies, which includes a reference to a "penis pill." You expected Masterpiece Theatre? 8:30 p.m., Fox.
Sunday: In an exclusive interview on Oprah's Next Chapter, Bobbi Kristina, daughter of the late Whitney Houston, shares personal memories of her mother. Also, other members of the family address the rumors surrounding the pop star's death. 9 p.m., OWN.
Herald-Leader staff, Contra Costa Times