The air conditioning department is about to bring the heat at Greendale.NBC has released the first promo for the third season of "Community," the Joel McHale-starring cult hit comedy about a wacky study group in an equally wacky community college, and teased in the new clip is the upcoming season's big guest star, John Goodman (http://www.huffingtonpost.com/2011/07/26/john-goodman-joins-community_n_909524.html). He'll take on the role of the Vice Dean for Greendale's AC wing, the school's most powerful and threatening wing, placing him in direct opposition to the hilariously quirky and cowardly Dean Pelton, the head of the entire school.More... (http://www.huffingtonpost.com/2011/08/27/community-season-three-promo-john-goodman_n_939111.html)
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