Punch and Judy

plural Punch and Judies

1. A traditional sideshow often found at seaside resorts, consisting of various glove puppets operated by one person in a small tent-style booth theatre.
2. attributiveA two-sided ideological battle, or contradictory arguing.

   Like all binary debates, while it's certainly true that questions about public service broadcasting and the role of the BBC have risen up the agenda recently, it is easy, even from the offices of the BBC in White City, to get stuck in a Punch and Judy discourse.

   2008 July 21, Mark Thompson., “How much money does the BBC need?”, in The Guardian