Laura and Kana go to visit Mr. Yoshi's family in the mountains. As it turns out, Mr. Yoshi's mom is a great storyteller! The girls listen to her recount the tale of two ghosts, Harry and Ernie, who used to hunt hamsters on the mountain. But in the end, one day, Harry and Ernie didn't come home, and so now their ghosts are said to still wander the mountain.

Maria's piano recital is coming up, but she pushes herself so hard that she is unable to play anymore! Laura, who notices something is wrong with Maria, comes over with cookies to help Maria relax. The Ham-Hams, also worried for Maria, devise a clever trick to lead Maria outside, thinking that she may just need to refresh a bit.

There is a new boy, Roberto, at Laura's school, who is an amazing soccer player! But he's a little hot-headed about his soccer skills and he angers Travis and the rest of the team, and Laura as well! The Ham-Hams decide to teach him a lesson.

Charlotte, the girl that Mr. Yoshi has fallen head-over-heels for, invites him over to her family's chicken farm! Even Laura, Kana, and the Ham-Hams get to come along. But Mr. Yoshi is scared to death of chickens! To make matters worse, Charlotte's father announces that he plans to marry her off to a rich businessman, Alexander.