Dork Diaries: Sister Showdown: The perfect summer read: Volume 16

Step into Nikki Maxwell's aDORKable world this summer with the BRAND NEW ADVENTURE in the mega-selling Dork Diaries series - now with over 60 million copies in print worldwide! Lately, Nikki's little sister has been a TOTAL BRAT! But while Brianna is busy raiding her closet and taping a HIDEOUS drawing of Nikki on her bedroom door, Nikki has more important things to think out. It's the end of summer and she has only 72 hours to completely reinvent herself before starting at Westchester Prep… SQUEEEEEEE!! Nikki is determined to be the COOLEST, CUTEST, SMARTEST, MOST INTRIGUING girl at school. But when disaster strikes and Brianna gets hold of Nikki's most cherished items… her phone AND her diary, her world is turned upside down. Will an unexpected emergency ruin Nikki's fabulous start to the new school year or, worse, ruin her relationship with wacky BFFs, Chloe and Zoey, and cute crush Brandon?