Additionally, they didn't let the squirrel business be just a running gag, but made it key to Russell's ability to rescue himself and change from a victim to a proactive character when he was attacked by the dog flying circus. https://www.youtube.com/watch?v=wvhTwefXcMs

Will, that is right! I totally spaced that out, but so perfect. The Rule of Threes! A terrific payoff. Thanks!