Buena Vista Home Ent.'s CHICKEN LITTLE has clucked up enough cash to secure the top spot on the First Alert DVD sales chart for the week ending March 26, 2006. VideoScan data reports that CHICKEN LITTLE, which grossed more than $135 million in theaters, outsold second-ranked debut DREAMER: INSPIRED BY A TRUE STORY, from DreamWorks, by a nearly 4-to-1 margin. Paramount's seventh-season set of Comedy Central's SOUTH PARK debuted at #9. In rental stores, Chicken Little arrived ay #7, with $3.9 million.