Mr. Putter thinks he is too old to celebrate his birthday, but when he remembers some of his past birthdays, he changes his mind.

When Bear decides to give the moon a birthday present, he climbs a mountain to get close enough to ask what day is the moon's birthday.

Despite the objections of Pig and Mouse, Duck insists on adding a special ingredient to the cake they are making to celebrate Cow's birthday.

After celebrating their first nine same-day birthdays together, Amanda and Leo, having fallen out on their tenth and not speaking to each other for the last year, prepare to celebrate their eleventh birthday separately but peculiar things begin to happen as the day of their birthday begins to repeat itself over and over again.

"It's Froggy's birthday, but no one has remembered. His parents don't seem to realize it's his special day, and none of his friends are at home to wish him a happy birthday. Will Froggy celebrate his birthday all alone? Has everyone really forgotten?"--

"Liza's thirteenth birthday has been hijacked by her Nana Silver who wants to throw her granddaughter a party more suited for a society page then the low-key celebration Liza wants. Can Liza's friends from the Saturday cooking club find the right recipe and ingredients to save the day?"--

A.J. is planning a big birthday to celebrate turning 9 and his parents even hire a party planner named Mr. Marty. Mr. Marty orders some weird stuff to celebrate though.

A child decides to invite a few friends for a birthday party, encouraging guests to bring food and friends, but the guest list soon gets out of control and becomes the craziest, wildest party ever.

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! It's Karen's special day!It's Karen's birthday! She can't wait for all those presents. Karen is even having two parties -- one at Daddy's house and one at Mommy's. But what Karen really wants for her birthday is one party, with her whole family together. Will Karen's birthday wish come true? Ann M. Martin is the creator...

It's Ginger's birthday, and she has to invite all the girls in her class to her party, including Lyla Browning. Even though she doesn't want to! Lyla isn't like the other girls: she smells like old leaves, doesn't talk much, and once brought a tarantula to school for show-and-tell.