Katharine Holabird

When Angelina Ballerina is recruited to help with the anniversary celebration of the the king and queen of Mouseland, she finds herself in charge of preparing the three young princesses for their performance.

Angelina the mouse goes by boat with her grandparents to the Mouseland Dance Festival, but gets into some trouble along the way.

When Cousin Henry gets all the attention in the grown-up musical in which they have roles, Angelina becomes jealous, but she demonstrates her fondness for him when a crisis occurs on opening night.

Angelina's annoyance at having to take her little cousin Henry to the fair turns into friendship after a day filled with adventures and surprises.

Angelina and her cousin Henry help bring Christmas to a lonely old postman.

Angelina is too sick to dance well during the tryouts for the lead in the "Princess of Mouseland" ballet, but when the leading ballerina sprains her foot, Angelina is ready to prove she is still the best dancer of all.