Season 6 Details Casts Episode Lists of Season 6 Title Season 6 Genres Animation Comedy Kids Air Date 2006-01-06 Episode Runtime 00 Hours 11 Minutes Season Number 6 Episode Count On Season 6 24 Production Companies Cartoon Network Studios Greg Eagles Grim (voice) Richard Steven Horvitz Billy (voice) Grey DeLisle Mandy (voice) Vanessa Marshall Irwin (voice) Episode 1 2006-01-06 Billy Ocean... Episode 2 2006-01-06 Hill Billy... Episode 3 2006-01-13 Keeper of the Reaper... Episode 4 2006-01-20 The Love That Dare Not Sp... Episode 5 2006-01-20 Major Cheese... Episode 6 2006-01-27 Modern Primitives... Episode 7 2006-01-27 Giant Billy and Mandy All... Episode 8 2006-03-20 The Wrongest Yard... Episode 9 2006-03-20 Druid, Where's My Car?... Episode 10 2006-03-21 Herbicidal Maniac... Episode 11 2006-03-21 Chaos Theory... Episode 12 2006-03-22 A Grim Day... Episode 13 2006-03-22 Pandora's Lunch Box... Episode 14 2006-03-23 Billy and Mandy vs. the M... Episode 15 2006-05-12 Dumb-Dumbs and Dragons... Episode 16 2006-05-12 Fear and Loathing in Ends... Episode 17 2006-06-05 Dad Day Afternoon... Episode 18 2006-06-05 Scary Poppins... Episode 19 2006-07-10 Hurter Monkey... Episode 20 2006-07-10 Goodbling and the Hip-Hop... Episode 21 2006-07-24 Spidermandy... Episode 22 2006-07-24 Be A-Fred, Be Very A-Fred... Episode 23 2006-08-09 The Crass Unicorn... Episode 24 2006-08-09 Billy & Mandy Begins...
