After a difficult year, Mallory plans a month-long celebration of her ninth birthday in hopes that her next year will be wonderful.

When Samantha's tenth birthday party is spoiled by the boy next door, Aunt Cornelia and her young twin sisters try to ease Samantha's disappointment by inviting her and Grandmary to visit them in New York City.

Max's twelfth birthday party turns into a major disaster when ghosts Nicky and Tara boycott it, and sinister events spin out of control.

Junior leads his pack of dog friends on a sneaky mission into a museum to steal dinosaur bones for Lola's midnight birthday feast.

Children's birthdays are always strange in Willow Falls, but when Connor's little sister Grace falls into a frozen state on her tenth birthday, Amanda and Leo must travel back in time to find out what force prevented Angelina from casting the blessing that would have protected her.

It's Nikki's birthday, and it is up to her whether it is a blast or a bust.

In the spring of 1865, Addy finds inspiration from a new friend and chooses a birthday for herself as she and her parents try to shape a new life of freedom in Philadelphia despite the racial prejudice they encounter throughout the city. Addy Walker is a proud, courageous girl growing up in 1864, during the midst of the Civil War. Addy's stories tell of her daring escape with her mother from slavery, and the challenges they face afterward as they...

During Ares' birthday, Aphrodite is intent on making sure he has a good time, but that requires her to keep an eye on his sister Eris, who is planning mischief.

Rebecca Rubin worries that her tenth birthday will be ruined because it falls during Passover, but her mother's cousin Max, an actor, takes her with him to a movie studio, where she makes friends with an actress and a set carpenter.

Kaylan and Arianna are new to middle school, and when they decide to make a list of eleven things that they want to accomplish before they turn twelve, including getting detention and helping humanity, they start to lose sight of their friendship.