Lulu and Annie end up benefiting when the boys' club goes to war with the West Side Guys.; Lulu is hired to babysit Tubby while his parents are out, which leads to a battle of wills involving checkers, worms, and neckties.; Tubby comes up with a plan to obtain a clock by imitating a cat late at night.; It's Mumday, the once-a-month day when the boys don't talk to any girls, so Lulu and Annie try to get them to violate the rule.; In a zoo, Lulu has an encounter with a bird standing on one leg.; Golf is frustrating for Alvin.; Alvin is playing spaceman, but he finds a disadvantage to his space helmet.; Gloria and another girl break up a fight between Alvin and another boy, but come to regret it.; Alvin's father tells him to sit in a chair to read instead of lying on the floor.; Lulu's mother has given her lipstick to use for drawing on fences.; Alvin brings Lulu a phone book to read to him.