Season 18

The eighteenth season of premiered on PBS Kids on September 29, 2014 with "The Friend Who Wasn't There / Surprise!". It is scheduled to conclude on September 11, 2015 with "Some Assembly Required".

The season was in production throughout 2013 and 2014. Storyboarding began around early December 2013. This is the third season produced by 9 Story Entertainment. There were 10 episodes in this season.

Lydia was going to appear in this season, but the episode "Little Miss Meanie" was made part of season 19 instead.