From the hilarious, mega-bestselling author Katie Kirby comes the seventh installment in the phenomenal Lottie Brooks series, chronicling the extremely embarrassing, yet relatable, life of a tween navigating friendship drama, school challenges, and family life. Join Lottie as she tries to win back her friend Amber from the Ultra Mean Girl Gang and tackles everything from school injections to demanding parents.

• The seventh hilarious diary in the Lottie Brooks series, written by Katie Kirby.
• Features Lottie's attempts to get her friend Amber back from the 'Ultra Mean Girl Gang'.
• Includes relatable tween struggles, such as dealing with mean girls, school injections, and family expectations.
• Paperback format with 400 pages of diary entries and illustrations.
• Recommended reading age is 10 - 11 years.

• Author: Kirby, Katie
• Brand/Publisher: Puffin
• Binding: Paperback
• Language: English
• Print Length: 400 pages
• Publication Date: 2 July 2026
• ISBN-10: 0241647231
• ISBN-13: 978-0241647233
• Reading Age: 10 - 11 years
• Dimensions: 129 x 26 x 198mm
• Weight: 318 g

This book is Book 8 of 9 in the Lottie Brooks collection. Previous titles include:

• Book 1: The Extremely Embarrassing Life of Lottie Brooks
• Book 2: The Catastrophic Friendship Fails of Lottie Brooks
• Book 3: The Mega Complicated Crushes of Lottie Brooks
• Book 4: The Totally Disastrous School Trip of Lottie Brooks
• Book 5: The Completely Chaotic Christmas of Lottie Brooks
• Book 6: The Majorly Awkward BFF Dramas of Lottie Brooks

Dive into Lottie's latest diary adventure and see how she handles the drama of the Ultra Mean Girls!