GrandPat travels through alternate dimensions and timelines to get home. GrandPat travels through alternate dimensions and timelines to get home. The Tidal Zone is a showcase of stories set in the SpongeBob universe with a continuous theme of absurdist and abnormality, hosted by the French Narrator who provides the opening and closing narration of each segment. Throughout the special, GrandPat Star is using a time machine in the form of a closet to find his way back home and occasionally appears in each segment.