The Tree in a Test Tube 1942 Stan Laurel and Oliver Hardy are stopped by narrator Pete Smith for the purpose of showing the audience how much wood and wood by products the average person carries Stan and Oliver then begin to open their pockets and briefcase, pulling out a variety of things that derive from the tree The narrator talks all the way through this short film about 7 minutes long The idea is that scientists can put everything that comes from the tree into one test tube