Evil Wig Dude, That's My Ghost! : Season 1 Episode 50
TV-Y7 Disney XD 11m
Aired: December 14th, 2013 @ 12:00 AM EST on Disney XD
When some of Billy's ectoplasm gets soaked into Principal Ponzi's wig, It causes it to become evil, and it's up to Billy and Spencer to get rid of it.
