Catch a handful of whimsical episodes from this enchanting children's PBS series. In "Cassie the Green-Eyed Monster," both Cassie and Emmy get a lesson in tolerating -- and even appreciating -- little brothers. Zak and Wheezie vie for attention at the Twilight Talent Show in "So Long Solo," but eventually discover the joy of working together. And in "Breakup Is Hard to Do," Max and Ord learn to share.