It's time for a round-up of Halloween themed vocaloid tunes, start with adorable "Pumpkin Bumpkin" by KTKT with illustration by Crepe-san  and  Kagamine Rin & Len's mischievous  "Halloween Song For Bad Kids" by SaKi with illustration by Ginko.

via @Mr_Novaxc

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Scott Green is editor and reporter for anime and manga at geek entertainment site Ain't It Cool News. Follow him on Twitter at @aicnanime.