I found out how. Thanks to the search bar. 
Meebo
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Jan 20, 2010
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#3
Right, for anyone else looking at this forum topic for information about the Meebo chat bar please see http://support.chess.com/index.php?_m=knowledgebase&_a=viewarticle&kbarticleid=731
How do I get rid of the meebo chat bar?
Thanks!!