Crystal Jewels/Season 1/Episode 16

What's a Big Deal?
The Brawlers are pretty busted after the mess with the prankster. After finding out where to cool off from the mess, the Brawlers found themselves in the big city, where the hot springs are. The Brawlers enter to look at it, and enters the hot springs to cool off. The old lady is selling potions for 50 peridots, so Shauna have decided to buy one for herself. Then, shes sees that the potion read that you're heart grows big, and she decides to buy it. After purchasing it, Shauna brought it to the spa to Mouselette. But accidentally drops the liquid on her.

Shauna have noticed something unusual is going on with Mouselette. Mouselette begins to grow bigger than her size, so everyone began to run away from the hot springs. Shauna was worried about what happened to Mouselette, so she took her to Doctor Jax to fix the problem. At the CrystalHospital, Shauna told Doctor Jax that Mouselette is growing strangely. Doctor Jax, however cannot fix the problem because he can't stop growing Crystal Monsters from growing. And warmed Shauna when Mouselette gets angry, she would grow Everytime that happened until she turns into a big giant in the city.

Shauna and the others tried to make Mouselette not angry, but their promises goes awry when Mouselette loses a game against a bully who harasses her. So she begins to grow and beat him up. Shauna frags Mouselette away from the bully. Then, as she is eating, the sneaky Crystal Monster who is Eggtrophine have began to eat all of her food, so Mouselette grows again and beats him up to get her food back. Shauna is very concerned about Mouselette's behavior, and decided to take her to counseling. The counselor have told her that it was the potion that is keep on growing her like this.

Now, the Brawlers have a problem when Mouselette keeps on growing. The angry person have told Mouselette to get off of his space, so the angry Mouselette have threw him all the way into the sky. Kouchu then rushes to Shari and told her that Mouselette is growing. Shari decided to do something about it and tries to use the shrink ray, however, the effects are too weak to shrink Mouselette because of her anger. She begins to grow into a giant, and marches off into the city scaring people around the blocks.

Shari told Shauna that the only solution is calming her down by saying nice things. The Brawlers have grabbed Mouselette's attention and said nice things about her, and then when she is happy, she begins to shrink back down. Shauna hugs Mouselette because she is okay, and threw away the potion, marches to the old lady, and complaint about the potion. When Mouselette is angry again, this time, she didn't grow into an angry Crystal Monster. This is the end of part.