Alley Oop by Jonathan Lemon and Joey Alison Sayers for April 10, 1939
due to the harnessing of unknown forces, alley oop and ooola have materialized in the laboratory of two astonished scientists! man: but, doc, we can't keep these prehistoric creatures here! doc: no, of course not.....cut the materialization switch and reverse the process! quick! we've got to send them back where they came from! man: okay, doc! doc: Look out! that big tube is going.... blam! man: good heavens!