Avengers assemble! We discuss Joss Whedon’s Marvel movie, which has been a hit with audiences and critics. But some members of our panel don’t agree. How much do expectations factor in to one’s enjoyment of a movie? Has the bar for summer action blockbusters been set too low by the likes of "Transformers 2"? Should every action-adventure movie aspire to be something more? Why is this the first time that the Hulk has been portrayed properly in a film? Grab your cosmic cubes and prepare for 90 minutes of movie-smashing discussion.