Mermaidman and Barnacle boy travel back in time and encounter the duo that destroyed their lives. Guess who? Looks like they'll have to go a little further back to make it to the present in tact! Then check out "Mermaidman and Barnacle boy - the Lost Episode," attend the Cheapest Crab Convention, meet the Krusty Krabs newest employee, and more. Creatures of the deep, assemble! And get ready to laugh your scales off!