When something goes wrong during breakfast, Maya believes that their apartment is filled with bad luck. Maya asks her friend Maggie if she has any ideas of how they can make the bad luck go away. Luckily, Maggie's Grandmother has a guide to Feng Shui. Maya, Miguel and the rest of their friends misread the guide and follow the instructions. They all help around the house as they redecorate, paint and rearrange the furniture. They all think they did a good Job. When the twin's parents come home everything turns into a mess.
When Maya sees her Grandmother Elena dancing cheerfully by herself, she decides that she is lonely. Maya decides to fix her grandmother with a sixty year old bachelor in a blind date. Maya helps Abuela Elena receive a makeover for her blind date. Later in the evening the blind date goes horribly wrong and nothing like Maya expected it to go.
Miguel remembers when Andy one of his best friends came to the city. He remembers how Maya's reaction was toward Andy. Maya felt that since Andy was missing an arm he should be treated with more caution. Maya warned Theo and Miguel not to play sports in front of Andy because he might feel bad. Maya felt that Andy was incapable of playing sports as well as the other boys. Once Maya sees how good Andy plays sports she feels bad and realizes that everybody should be treated equally.
When Paco accidentally ruins Miguel's favorite baseball card, Maya tries to fix the problem. The baseball star Orlando Cruz is coming to town on that weekend. Maya and her friends try to get an autograph from the great baseball player themselves. They try many ideas to get as close as they can to the baseball star. Can Maya get an autograph from Miguel's favorite baseball player? Abuela Elena also makes a new friend. At first she is sitting boreed alone in the bleachers with him. Then his bad habits cause the Grandma to teach him to bite on gum instead of trash.
When Maya and Miguel look through Abuela Elena's old Trunk filled with memories they find an unusual thing. It's a Menu of an Old Restaurant with the name ""La Cocinita""- Little Kitchen. Maya sees how her grandma sights and remembers the good memories. Maya gets an idea of making a new restaurant with the same name for her grandma and all of the neighborhood to enjoy.
One morning Maya finds an abandoned letter on top of Miguel's desk written to a pretty girl in their class named Esperanza. Maya, Chrissy and Maggie decide that Miguel might need help making friends. The girls tell Esperanza that Miguel is a great athlete and how he is great. It turns out that the note was written by Andy. Maya, Chrissy and Maggie have a lot of explaining to do with Andy, Miguel and Esperanza. The girls do not know what to do now.
When Paco stops talking Maya worries and thinks that he is sick. They take him to the vet and the vet tells Maya that Paco is lonely. Maya decides to take Paco to school. While playing soccer she looses Paco as well as her teacher's parrot ""Mihn."" The two parrots become friends and they talk to each other when they are lonely.
Maya borrows a skull made of sugar from her grandmother to show in her presentetion of Mexico. Maya promises her grandma that she will not let anything bad happen to it. Maya ends up loosing the calavera and decides that she should go look for it. She looses it because she switched backpacks with somebody else by accident. After she finds her backpack she jumps excitedly and accidently drops the ""Calavera"" so it breaks. At the end Maya tells Abuela Elena that she broke it and the grandmother agrees that they should do another one together.
Maggie is a great dancer and wants to dance in the School Assembly Show. Mrs. Langley allows her to dance but she has to dance with Miguel. Miguel is not a good dancer and tells Mrs. Langley that he does not want to dance. She says only the Class President could do that. Maggie decides that she should run for Class President. Maggie is competing against a boy and looses against him because she only wanted to be class president so Miguel does not have to dance.
When Maya sees that Tito really misses Mexico she has an idea to send him to Mexico. When Maya realizes that she cannot afford to send him to Mexico she decides that she will bring Mexico to him. Maya along with Miguel, Maggie, Chrissy, Andy, Theo and Paco make the community center look like a Mexican Vacation.
A new kid moves in to the twins neighborhood and starts bullying and bossing them around. Maya thinks he might not be so bad. Once he buys Maya and Miguel's favorite bunny from the Pet Store she decides there is something wrong with him. Maya is determined to find out what is wrong with Jimmy McCorkle.
Maya notices that everyone in her family including herself is tired and grumpy of doing to much work. She decides that the only thing they need is a family vacation. Maya plans the perfect vacation for her family and herself. Maya's perfect vacation is ruined because of rain and many other reasons. The Santos family agrees that it does not matter what happens in the vacation as long as they are with their family.
Chrissy is upset because her Pop Star Idol, Enrique, has not answered any of the letters that she has written him. Maya sees how sad she is that she decides to throw her a surprise party. After the party goes a little wrong she decides one thing. Her decision is to invite Enrique to her party. Maya is set to give her friend the best party she has ever had.
When Maya hears that her best friend Chrissy is moving she decides to help her prepare. Chrissy does not want to move away from her friends. Maya, Miguel, Maggie, Andy, Theo and Tito help Chrissy realize that Hong Kong is not that bad. They show her an imaginative voyage to Hong Kong. As well as restaurants thats serve Dim Sui, Dragon Boat Races and a Pink Dolphin-Watching Cruise. Chrissy can't wait to go to Hong Kong.At the end she doesn't move.
It is Career Day at Maya's school and they all go with mentors. Maggie goes with an Electric Repairman. Theo goes with a Busdriver. Miguel goes with a female Austronaut. Maya ends up with Morti and Insurance salesman that hates his job. Maya helps him find a new job but he decides to keep his old job.
When Miguel's baseball batting average drops off the charts, the bad vibes begin to extend into all areas of his life. In a desperate attempt to help Miguel regain his magic, Andy and Theo put Miguel through a series of slump-busting exercises... but nothing works, and Miguel quits the team. Meanwhile, Maya is on a mission to get the team new uniforms through sponsorship from neighbors.
It's Christmas, and the Santos family is getting ready for the festivities. After Maya accidentally ruins one of Miguel's paintings he angrily declares that he wishes he never had Maya as his sister. The next day, he awakens to find that his wish has come true that Maya doesn't exist and nobody's ever heard of her.
Maya and Miguel are thrilled when they win tickets to an extreme sports competition. However, they're disappointed to see they have only four tickets, not enough for them to bring all their friends. The twins devise competitions to decide which two of their four friends will get their extra tickets.
After Maggie arrives late for class one day and interrupts Mr. Nguyen’s class with her complaints, he issues her an "after school" requiring her to stay late one day. Maggie is appalled, since this has never happened to her before, and she tries every trick in her book to get Mr. Nguyen to change his mind.
As Maya prepares herself for Valentine's Day, Miguel is horrified to learn that he has been chosen as the official cupid of the school this year and must deliver valentines throughout the school.
For a school Earth Day project, the kids decide to clean up an old lot and plant a community garden. But as the deadline approaches, a rainstorm hits, turning the patch of dirt into a muddy mess.
Miguel picks up a very special "Melissa Rojas" jacket for Kylie as a birthday gift. But when Maya discovers it, she thinks it's a gift for her - and won't take it off.
Maya and Miguel plan to have separate birthday parties.
Maya is a big hit as the parrot mascot for Miguel's community basketball team. But when Miguel turns his ankle, Maya has to help take care of him, and has to miss the games. After all, she can't be in two places at once.
Miguel's soccer team has made it to the championships, and he's nervous. Maya has a great idea to quell his nerves: intensive training the morning of the game. Miguel is skeptical of Maya's idea, worried that he might be late to catch the bus to the game, but Maya assures him she will keep him on schedule.
When a break from school comes, Maya tries to volunteer at the Community Center bingo game, but ends up accidentally wreaking havoc. One of the bingo players recommends Maya to volunteer for his daughter, Dr. DasGupta the veterinarian, Maya jumps at the chance.
Miguel, Theo, and Andy decide to enter a talent contest at the Community Center by putting together a band. When Santiago hears the news, he tells the boys that he used to have his own band, and he offers his services. The problem is that Santiago soon goes from offering gentle advice to becoming a fourth member of the band, and Miguel has to find a way to tell his father to let the boys do it their own way.
Miguel gets a crush on a new substitute teacher, Miss Cisneros, and studies crazy in her class. Meanwhile, Tito reveals his secret over the school PA system.
After a couple of coincidences, the kids become convinced that Paco is a good luck charm. At first it's great fun, but soon Paco is in so much demand to give everyone good fortune that the poor parrot is getting worn out.
School picture day is coming up and the girls are excited to look their best for the big day. But Maggie, much to her dismay, gets braces put on just before the shoot. Maya does everything she can to make things better for her friend, but nothing seems to be working.
Tired of constantly bumping into each other, Maya and Miguel opt to split the apartment in half.
Maya learns that the director's new play centers her until she learns that the main character sleeps through the whole play. Despite the fact that she has no lines, Maya has fun, and learns the value of keeping her promises.