|Opposite Heroes Day|
|Airdate||October 17, 2009|
Opposite Heroes Day is an episode of IJLSA Adventures
In Bikini Bottom, it's Opposite Day, and even though IJLSA and EVIL don't want to participate, something strange happens to them that makes the IJLSA evil, and EVIL good. So the IJLSA forms a plan to destroy the town, and EVIL must stop them.