Dakota Johnson's 'Madame Web' Flops at Box Office After Cringey Press Run

Dakota Johnson's "Madame Web" had its strands snipped during its opening week ... tanking at the box office -- and recent interviews might deserve some blame. The running total for the six-day holiday weekend -- beginning Valentine's Day and ending tomorrow on President's Day -- is just $25.8 million domestically and about the same amount globally ... an abysmal opening for a major superhero flick. In fact, The…