Junie B. is spending the night.Lucille is having a sleepover party at her richie nanna’s big giant house Grace and Junie B. can’t wait to see all the rich stuff in that place.Sleeping over at the nanna’s is sure to be a dream come true.Cause what could possibly go wrong?Lucille invites Junie B. and her friend Grace to sleep over at her very rich nanna’s house, where everything is beautiful, expensive, and breakable.