Its Nikki Maxwells birthday in the 13th installment of Russells blockbuster #1 New York Times-bestselling series! Illustrations. nIts Nikki Maxwells birthday Will it be a blast or a bust? Find out in Nikkis newest diary, the thirteenth installment in the #1 New York Times blockbuster bestselling Dork Diaries series nNikki and her BFFs Chloe and Zoey have been planning a birthday party of epic proportions Theres just one problem--Nikkis mom says no way to the budget they need to make it happen. Nikkis ready to call the whole thing off, but some surprising twists might take that decision out of her hands, and help comes from the person Nikki would least expect. One way or another, this will be a birthday that Nikki will never forgetn