Which movies to watch this weekend, Sept. 30 There’s unexpected heart in the new animated film by “Neighbors” director Nicholas Stoller, and an offbeat comic sensibility that justifies the chaos onscreen. The plot is ridiculous and unwieldy — having to do with baby-delivering storks working for an Amazon.com-like monolith — but the humor almost always hits the mark. Taking a cue from Robert Flaherty and F.W.