The Kids from Room 402

Bing, Bing, Bing and a Shot (1x22)

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The Squirrel Girls hold their annual cookie-selling contest for two girls to win places at Squirrel Camp, but Nancy's ruthless tactics to go on camp with Penny end up forcing Penny out of the contest, meaning that Polly wins the other place. Meanwhile Jessie is forced to have all of his shots when Polly decides to check out everyone's medical cards.