After Ruby's brother Roosevelt ruined Ruby's last slumber party with his pranks and scares, Ruby and her friends plot revenge--the kind that involves ingenuity and a lot of lipstick. The last time Ruby hosted a slumber party, her brother played tricks on the girls all night. Now, it's payback time. With a little ingenuity and a lot of lipstick, Ruby and her friends come up with a plan that is sure to teach him a lesson. Book #3