Editor's Note: This column contains spoilers and plot details for the upcoming movie The Giver. With his approval numbers sinking to 39 percent a week ago, according to the Gallup tracking poll, President Obama isn't alone in having a bad summer. So is Hollywood. Entertainment Weekly calls gross receipts for what should have been a blockbuster July 4-6 weekend "downright terrifying." Writes EW, "Not only were grosses down 45 percent from last year's holiday, according to Boxofficemojo.com, but it was Hollywood's worst July 4 weekend since 1999. (And that's not taking into account inflation. In fact, this was the worst...