Like the previous installments, Shake,Rattle and Roll 9 showcases three horror episodes. The first story, Christmas Tree is about a family who are spending their Christmas vacation on their grandmother's house after a painful tragedy. Until a strange monster Christmas tree is waiting for a right time to eat all the family members for it's Christmas feast.
On Christmas Day, David, 15, finds out that his boyfriend, Jonathan, 17, has taken another lover. The discovery leads him on the brink of depression making him think of ways to have him back at all cost. He has invited Jonathan to see him on this day for the last time. And through the frenzy of his preparations prior to meeting Jonathan, we will discover his traits and personality; the 'worlds' he lives in - virtual and real; and, we will witness how he prepares for his most unique shout-out that he will make not only on his Facebook wall, but, in his life.