The Billy & Mandy Dare-a-Thon was a 6-hour Billy & Mandy marathon that aired on Cartoon Network on Sunday, October 31, 2004 from 12:00pm through 7:00pm. The marathon also featured episodes of the show and even its half-hour Halloween special, "Billy & Mandy's Jacked-Up Halloween".[1]


  1. "Monster Line-Up Slated for October on Cartoon Network (Revised)". Retrieved on August 22, 2018. 
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