Their magic tree house takes Jack and Annie deep into the sea, where they meet up with dolphins, sharks, and octopi as they search for the answer to an ancient riddle.

The pout-pout fish believes he only knows how to frown, even though many of his friends suggest ways to change his expression, until one day a fish comes along that shows him otherwise.

Follows pout-pout fish as he turns frowns into smiles.

A giant squid brags about being bigger than everything else in the ocean--almost.

"A starfish named Little Hoshi struggles to find happiness in her underwater ocean world and wishes she could be a star in the sky, but with the help of her ocean friends, she discovers the shine within"--

A little crab is in a bad mood, but his mother assures him that everyone feels a bit crabby at times, and that when his mood changes they will have all sorts of fun.

When Clark's mom makes brownies for school, Clark cannot stop himself from eating the delicious treat.

With the help of his friends, Mr. Fish is able to overcome his anger.

"Narwhal and Jelly learn a thing or two about tusk-tooth dental hygiene . . . and feelings! Everyone knows that Narwhal is a big fan of sugary treats--but Jelly is shocked when Narwhal's tusk-tooth isn't looking so pearly white anymore. Thankfully, no one knows more about dental hygiene than Shark--he has seven rows of teeth, after all! Meanwhile, Jelly and Crab try to teach Narwhal that it's fine to frown if you're feeling down. Can Narwhal's friends...