Overview: The pets form a singing group and compete in a championship. Meanwhile, Blythe becomes preoccupied with her mom's journal and doesn't help look for Mrs. Twombly's missing doorknobs.
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First Air Date: Nov 10, 2012Last Air date: Jun 04, 2016Season: 4 SeasonEpisode: 104 EpisodeRuntime: 22 minutesQuality: HDIMDb: 6.80 / 10 by 25 usersPopularity: 30.996Language: English