Original Lobby Card Set 11x14 Sealed.Pooh's Heffalump Movie. Something mysterious is happening in the Hundred Acre Wood. There are strange rumblings in the night, and the ground shakes and quakes. Pooh, Piglet, Tigger and Roo are told by Rabbit that it can only be one thing: Heffalumps. Whether or not Heffalumps are friends or foes remains to be seen.