10 Must-See Popcorn Movies of Summer

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Columbia Pictures
We've got the breakdown of 10 must-see movies of this summer, which marks the return of several major superhero favorites -- Iron Man, Superman and Wolverine; plus the intrepid Enterprise crew faces a brand-new villain; Leonardo DiCaprio as The Great Gatsby; a new Disney-Pixar release; The Wolfpack is back in what promises to be the final chapter in the Hangover trilogy and more.