It's spring in Bikini Bottom and SpongeBob finds a wild seahorse and decides to keep her. He names her Mystery and he keeps on confining her into small, cramped spaces, so she becomes unhappy. Mr. Krabs convinces SpongeBob that releasing her is the right thing to do.
Elenco: Bill Fagerbakke , Carolyn Lawrence , Tom Kenny , Clancy Brown , Rodger Bumpass , Jill Talley , Lori Alan , Mary Jo Catlett , Mr. Lawrence , Rodger Bumpass , Sirena Irwin , Tom Kenny .