The Lucy Show - Season 5 Episode 12
Lucy and the Monkey

Lucy is overworked, between the work that shes neglected and having to sell tickets for a benefit for the bank. Mary Jane warns that Lucy will have a nervous breakdown if shes not careful, but Lucy initially blows off this comment -- but she later thinks shes been hallucinating when she enters Mr. Mooneys office and finds a monkey, whos part of the benefit show, sitting at Mooneys desk. Lucy thinks shes been seeing Mr. Mooney as a monkey, so its off to the psychiatrists office, who gives her this advice: ""Face your fear and it will disappear."" So on her next encounter with the simian, she treats him as if hes Mooney... which gets confusing as Mooney and the monkey simultaneously enter and exit the room...