A possible concise summary is:
This is a transcript of a video where a group of children and adults are participating in a costume contest with different themes, such as zombies, animals, and celebrities. The video shows the participants walking on a stage, dancing, singing, and posing for the audience. The video also includes some jokes, comments, and instructions from the host, who announces the names of the participants and the winners of each category. The video ends with a preview of another video where a woman is dressed as a skeleton.
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