Julie invites the class to her birthday party. They are going to the pool. Afterwards, they are having pizza. Rose asks if there is anything other than pizza, because she does not want to eat unhealthy food. Kara does not understand. Rose loves pizza. And she is so skinny. And if skinny Rose thinks she is fat, is Kara fat too?

'This is a book for 8-10 year-old girls. The girls will love reading about Kara and her friends. It is a friendship triangle of sorts, where three girls have to navigate the feelings you get, when you become real friends. A lovely friendship triangle about girl friends, that will resonate with 8-10-year-old girls.' Lector, DBC medier.
This is the fourteenth book in the series about Kara and her friends. The books can be read separately.
Line Kyed Knudsen was born in Gentofte in 1971. She debuted in 2003 and since then, ahe has written over 50 books for children and young adults. She often writes stories about friendships between girls. She has been nominated for several awards, and in 2007 she received Gyldendal's Pippi-award.

The books about Kara are inspired by her own childhood experiences as well as the experiences of her own daughter.