Princess Mindy Neptune is the daughter of and and is Prince and 's sister. She knows all the names of the sea creatures. It is also certain that King Neptune will crown her Queen of the Sea one day. She is known to use "Mermaid Magic" to help Bikini Bottomites overcome their fears. There really is not any mermaid magic, it is just fake. Mindy tried to get SpongeBob and Patrick to keep going when they gave up their walk, she tried to convince them that she had "mermaid magic" (which obviously wasn't real), and used it to "turn them into men" by pulling seaweed out of the ground and putting them on their noses, successfully helping them by tricking them into thinking that they were real mustaches. has revealed the trick after SpongeBob and Patrick passed through the trench. Mindy is very beautiful and good-hearted to the ocean-dwellers.