this should be about the entire show not gust one episode and i have information
From The Lost Media Wiki
at first all of the episodes were going to be 30 minutes but they considered that kids time spaded so the episodes where cut to 20 minutes but for tv they where cut down to 15 minutes but the three episodes that were filmed in 30 minutes were sunshine, jinxed and hafe of pirate where filmed in 30 minutes and the episodes where aired out order