'The Walking Dead' very popular to the audience. Walking dead really very awesome. Sunday's bloody and shocking episode of AMC's The Walking Dead shattered its own basic-cable ratings records for a second time this season.The zombie drama, based on the graphic novels created by Robert Kirkman , drew 9 million total viewers, including 6 million in the advertiser-coveted adults 18-49 demo, 5.3 million in adults 25-54 and 3.2 million in 18-34; the demo numbers topped basic-cable records set by February's Season 2 midseason premiere. That episode, which followed the show's two-month hiatus, drew 8.1 million total viewers, 5.4 million in 18-49 and 4.4 million in 25-54. The episode was up more than 50 percent in total viewers compared with its Season 1 finale. Including repeats at 11:30 p.m., the installment drew 10.5 million total viewers.The February numbers topped another mark set by October's 90-minute Season 2 premiere. That episode, which followed a nearly...