Sinister Rivalry Grossology : Season 2 Episode 1
TV-Y7-FV YTV 30m
Aired: September 6th, 2008 @ 8:30 AM EST on YTV
Ty and Abby must stop a feud between Insectiva and her spider loving twin sister, Arachnidia, who are battling each other in the city with giant bugs and giant spiders.
