Chalk one up for the cheap domestic “thriller”. In the midst of tepid choices for new releases this weekend, the Beyonce Knowles/Ali Larter “Oh no you DI’N’T– he’s MY man!!”  cat fight thriller Obsessed took in enough cash to win most watched move in America. I suppose it’s easy to knock the success of cheap entertainment this weekend and blame it on a lack of taste by way of the movie-going public,  but with the next pandemic oinking at the …