Everybody is too busy to do there own errands so being the push over Jay is the Ninja give him a list of things that must be done that day but what they don't know is that Jay has been feeling ill the past couple of days. What happened when Jay comes home and collapses in the doorway and the Ninja find him and discover that Jay has the flu so they band together to get Jay well again. But taking care of a sick Blue Ninja is a lot harder when a new evil is threatening Ninjago. Can the Ninja get Jay better into time for the fight ? What is this new evil that is threatening Ninjago? Find out the answers to theses questions and more in Blue Flu. Thanks again to colekessler for the awesome title!!!