17:00Messy Goes to OKIDOSeries 1Episode 39: A Case of the LightningsCBeebies Tue 27th Jun 2017, 17:00 on CBeebies HDAvailable for yearsExploring science questions. Messy and friends visit Fluff the Cloud's family, and things heat up in flash when her brother Nimby gets the lightnings.GenresChildren'sFactualLearningPre-SchoolBrandMessy Goes to OKIDOSeriesMessy Goes to OKIDO: Series 1 Source: BBC Online