"Grimm" (9 p.m., NBC): The third season ends with the long-awaited wedding of Rosalee and Monroe (Bree Turner, Silas Weir Mitchell). Should be fun -- as long as the guests don't try to kill each other.
"Barbara Walters: Her Story" (9 p.m., ABC): Earlier in the day on "The View," the show's esteemed creator and co-host was scheduled to slip off into retirement. Tonight brings a two-hour retrospective special that recalls an incredible, groundbreaking television career.
Also on Friday: