He thinks someone murdered his dad, that suitor of mom is the cad To gather the proof he starts acting all goofy The rub is, he might just go mad
Strange Illusion (Edgar G. Ulmer, 1945). Edgar G. Ulmer's low budget update of Hamlet stars Jimmy Lydon, film's Henry Aldrich. Lydon plays a jive-talking teen feigning insanity to investigate the murder of his father. His best lines are "What's mixin', vixin? Been missin' my kissin'?" Image source: Film Noir Photos; Lost in the Frame.