Little Ben's obsession with imaginary friend Omicron and spooky behavior convince big brother Chip he needs to step up as role model, but a fraternal quality time day with bicycling lesson proves a painful miscalculation. Scolded poisonous bad examples by Alba, Mick and Sabrina promise to quit smoking but rather seem to add her nicotine patches to their addiction, and pile up enough 'last smoke' butts to start a fire in the already pissed-off neighbor's home. Faced with a most suspicious fire inspector, discovery of Ben's tree house secret proves surprisingly auspicious.
—KGF Vissers