A sketch from last night's Saturday Night Live episode takes place at an office Christmas party.  John Cena's character asks for a volunteer to put the angel on top of the Christmas tree and a coworker named JOANNE  says she'll do it. The coworkers start chanting "Joanne! Joanne!"  while she struggles to put the ornament on top of the tree But then she loses her balance and falls out of the window  And then we find Joanne hanging on to the window sill for dear life, and she sa