Building on the theme of the Super 8 Movie, 7-Eleven is offering Rocket Poppeteers frozen pops and a space-age Slurpee cup. Fans who want a real-life taste of 1970s small-town life as shown in Paramount Pictures’ Super 8 can head to 7-Eleven stores this month for Rocket Poppeteers frozen pops, special Slurpee cups and delicious…