Movie review: Ignoring the 10-year gap, 'Zombieland: Double Tap' brings its outdated shtick back from the dead

For years, people have wondered why 2009’s smash zom-com "Zombieland" never had a sequel. Ruben Fleischer’s feature directorial debut put him on the map and firmly established the postmodern zombie craze as a pop phenomenon that shows no signs of stopping.