Plankton is at it again and its up to spongebob and patrick to stop him with the invisible boatmobile rescue by mega bloks spongebob squarepants build the invisible boatmobile with cool translucent blocks and take off for a high speed chase help plankton is launching jellyfish everywhere its up to spongebob and patrick dressed as mermaidman and barnacleboy to save them with the invisible boatmobiles not so invisible net